diff --git a/lib/libbluetooth/bluetooth.3 b/lib/libbluetooth/bluetooth.3
index d3faaf12389e..cf7e3edbfb42 100644
--- a/lib/libbluetooth/bluetooth.3
+++ b/lib/libbluetooth/bluetooth.3
@@ -545,7 +545,7 @@ function performs Bluetooth inquiry.
 The
 .Fa devname
 parameter specifies which local Bluetooth device should perform an inquiry.
-If not secified, i.e.
+If not specified, i.e.
 .Dv NULL ,
 then first available device will be used.
 The
diff --git a/lib/libc/gen/dlopen.3 b/lib/libc/gen/dlopen.3
index 45b013974686..3da9b6e923d2 100644
--- a/lib/libc/gen/dlopen.3
+++ b/lib/libc/gen/dlopen.3
@@ -149,7 +149,7 @@ The same behaviour may be requested by
 option of the static linker
 .Xr ld 1 .
 .It Dv RTLD_NOLOAD
-Ony return valid handle for the object if it is already loaded in
+Only return valid handle for the object if it is already loaded in
 the process address space, otherwise
 .Dv NULL
 is returned.
diff --git a/lib/libc/net/inet6_rth_space.3 b/lib/libc/net/inet6_rth_space.3
index 2750170d33cd..a3db7942c6cd 100644
--- a/lib/libc/net/inet6_rth_space.3
+++ b/lib/libc/net/inet6_rth_space.3
@@ -101,7 +101,8 @@ The
 .Fn inet6_rth_init
 function initializes the pre-allocated buffer pointed to by
 .Fa bp
-to contain a routing header of the specified type The
+to contain a routing header of the specified type.
+The
 .Fa bp_len
 argument is used to verify that the buffer is large enough.
 The caller must allocate the buffer pointed to by bp.
diff --git a/lib/libc/net/sctp_send.3 b/lib/libc/net/sctp_send.3
index 20344afbbe91..9acb616be5bb 100644
--- a/lib/libc/net/sctp_send.3
+++ b/lib/libc/net/sctp_send.3
@@ -187,7 +187,7 @@ The
 .Fa sinfo->sinfo_timetolive
 argument is then a number of milliseconds for which the data is
 attempted to be transmitted.
-If that many milliseconds ellapse
+If that many milliseconds elapse
 and the peer has not acknowledged the data, the data will be
 skipped and no longer transmitted.
 Note that this policy does
diff --git a/lib/libc/net/sctp_sendmsg.3 b/lib/libc/net/sctp_sendmsg.3
index 42193e247815..ddd88b43c9f9 100644
--- a/lib/libc/net/sctp_sendmsg.3
+++ b/lib/libc/net/sctp_sendmsg.3
@@ -180,7 +180,7 @@ to find the association but also as the actual address to send to.
 .Pp
 For a one-to-many type (SOCK_SEQPACKET) socket the flag
 .Dv SCTP_SENDALL
-can be used as a convient way to make one send call and have
+can be used as a convenient way to make one send call and have
 all associations that are under the socket get a copy of the message.
 Note that this mechanism is quite efficient and makes only one actual
 copy of the data which is shared by all the associations for sending.
@@ -199,7 +199,7 @@ The
 .Fa timetolive
 argument is then a number of milliseconds for which the data is
 attempted to be transmitted.
-If that many milliseconds ellapse
+If that many milliseconds elapse
 and the peer has not acknowledged the data, the data will be
 skipped and no longer transmitted.
 Note that this policy does
diff --git a/lib/libc/stdlib/getopt_long.3 b/lib/libc/stdlib/getopt_long.3
index 352af083f924..72f653450b25 100644
--- a/lib/libc/stdlib/getopt_long.3
+++ b/lib/libc/stdlib/getopt_long.3
@@ -469,9 +469,9 @@ The
 .Fn getopt_long
 and
 .Fn getopt_long_only
-functions first appeared in
+functions first appeared in the
 .Tn GNU
-libiberty.
+libiberty library.
 The first
 .Bx
 implementation of
diff --git a/lib/libc/sys/getfh.2 b/lib/libc/sys/getfh.2
index 14881966a700..c8f6d9d01ce8 100644
--- a/lib/libc/sys/getfh.2
+++ b/lib/libc/sys/getfh.2
@@ -69,7 +69,7 @@ These system calls are restricted to the superuser.
 The
 .Fn getfh
 and
-.Fn lgetfgh
+.Fn lgetfh
 system calls
 fail if one or more of the following are true:
 .Bl -tag -width Er
diff --git a/lib/libc/sys/kldstat.2 b/lib/libc/sys/kldstat.2
index eb09a23dd7da..88f3781f482c 100644
--- a/lib/libc/sys/kldstat.2
+++ b/lib/libc/sys/kldstat.2
@@ -129,6 +129,6 @@ The
 interface first appeared in
 .Fx 3.0 .
 .Sh BUGS
-The pathname many not be accurate if the file system mounts have
+The pathname may not be accurate if the file system mounts have
 changed since the module was loaded, or if this function is called
 within a chrooted environment.
diff --git a/lib/libc/sys/ntp_adjtime.2 b/lib/libc/sys/ntp_adjtime.2
index 65ff8a3f0dfe..8ce78e7fb86e 100644
--- a/lib/libc/sys/ntp_adjtime.2
+++ b/lib/libc/sys/ntp_adjtime.2
@@ -284,7 +284,7 @@ At the end of the day, second 23:59:59 will be skipped.
 .It TIME_OOP
 Leap second in progress.
 .It TIME_WAIT
-Leap second has occurred within the last few seconds..
+Leap second has occurred within the last few seconds.
 .It TIME_ERROR
 Clock not synchronized.
 .El
diff --git a/lib/libc/sys/open.2 b/lib/libc/sys/open.2
index 04fa0fe7ace2..deca8bcda172 100644
--- a/lib/libc/sys/open.2
+++ b/lib/libc/sys/open.2
@@ -296,9 +296,9 @@ created has its immutable flag set, see the
 .Xr chflags 2
 manual page for more information.
 .It Bq Er EPERM
-.Dv The named file has its immutable flag set and the file is to be modified.
+The named file has its immutable flag set and the file is to be modified.
 .It Bq Er EPERM
-.Dv The named file has its append-only flag set, the file is to be modified, and
+The named file has its append-only flag set, the file is to be modified, and
 .Dv O_TRUNC
 is specified or
 .Dv O_APPEND
diff --git a/lib/libc/sys/shm_open.2 b/lib/libc/sys/shm_open.2
index a586fe33199b..a2fa502ce9a8 100644
--- a/lib/libc/sys/shm_open.2
+++ b/lib/libc/sys/shm_open.2
@@ -231,7 +231,7 @@ is specified and the named shared memory object does not exist.
 .Dv O_CREAT
 and
 .Dv O_EXCL
-are specified and the named shared memory object dies exist.
+are specified and the named shared memory object does exist.
 .It Bq Er EACCES
 The required permissions (for reading or reading and writing) are denied.
 .El
diff --git a/lib/libedit/editline.3 b/lib/libedit/editline.3
index 9794649a56e3..9661d66d2dbd 100644
--- a/lib/libedit/editline.3
+++ b/lib/libedit/editline.3
@@ -738,7 +738,7 @@ and before a new line is to be tokenized.
 .It Fn tok_line
 Tokenize
 .Fa li ,
-If successful, modify:
+if successful, modify
 .Fa argv
 to contain the words,
 .Fa argc
diff --git a/lib/libelf/elf.3 b/lib/libelf/elf.3
index d852de16a45a..e3e01bc7ac22 100644
--- a/lib/libelf/elf.3
+++ b/lib/libelf/elf.3
@@ -463,7 +463,7 @@ Close an ELF descriptor and release all its resources.
 .It Fn elf_memory
 Opens an
 .Xr ar 1
-archive or ELF object present in a memory arena.
+archive or ELF object present in a memory area.
 .It Fn elf_version
 Sets the operating version.
 .El
@@ -563,7 +563,7 @@ descriptor and can set the
 member of the descriptor to point to a region of memory allocated
 using
 .Xr malloc 3 .
-It is the applications responsibility to free this arena, though the
+It is the applications responsibility to free this area, though the
 library will reclaim the space used by the
 .Vt Elf_Data
 descriptor itself.
diff --git a/lib/libgeom/libgeom.3 b/lib/libgeom/libgeom.3
index d5682ab1d5a5..04cf2fc1979d 100644
--- a/lib/libgeom/libgeom.3
+++ b/lib/libgeom/libgeom.3
@@ -392,4 +392,4 @@ library appeared in
 .Sh AUTHORS
 .An Poul-Henning Kamp Aq phk@FreeBSD.org
 .An Lukas Ertl Aq le@FreeBSD.org
-.An Pawel Jakub Dawidek pjd@FreeBSD.org
+.An Pawel Jakub Dawidek Aq pjd@FreeBSD.org
diff --git a/lib/libgpib/gpib.3 b/lib/libgpib/gpib.3
index 2b9072e73ff7..b587da6682b5 100644
--- a/lib/libgpib/gpib.3
+++ b/lib/libgpib/gpib.3
@@ -524,7 +524,7 @@ is used to configure the parallel poll response to
 .Fa v .
 .Em This function is currently not implemented.
 .Pp
-The fucntion
+The function
 .Fn ibrd
 is used to receive
 .Fa cnt
diff --git a/lib/libgssapi/gss_accept_sec_context.3 b/lib/libgssapi/gss_accept_sec_context.3
index a4c219c164e1..cd80db69d01c 100644
--- a/lib/libgssapi/gss_accept_sec_context.3
+++ b/lib/libgssapi/gss_accept_sec_context.3
@@ -121,7 +121,7 @@ following restrictions apply to the output parameters:
 .Pp
 The value returned via the
 .Fa time_rec
-parameter is undefined Unless the
+parameter is undefined unless the
 accompanying
 .Fa ret_flags
 parameter contains the bit
diff --git a/lib/libgssapi/gss_acquire_cred.3 b/lib/libgssapi/gss_acquire_cred.3
index 5de9ea0362a2..4b683e7c5794 100644
--- a/lib/libgssapi/gss_acquire_cred.3
+++ b/lib/libgssapi/gss_acquire_cred.3
@@ -184,7 +184,7 @@ Type contained within desired_name parameter is not supported.
 .It GSS_S_BAD_NAME
 Value supplied for desired_name parameter is ill formed.
 .It GSS_S_CREDENTIALS_EXPIRED
-The credentials could not be acquired Because they have expired.
+The credentials could not be acquired because they have expired.
 .It GSS_S_NO_CRED
 No credentials were found for the specified name.
 .El
diff --git a/lib/libgssapi/gssapi.3 b/lib/libgssapi/gssapi.3
index 2ed54a9b3c8f..f92da590dfda 100644
--- a/lib/libgssapi/gssapi.3
+++ b/lib/libgssapi/gssapi.3
@@ -139,7 +139,7 @@ GSS-API Context-Level Routines:
 .It gss_init_sec_context
 Initiate a security context with a peer application
 .It gss_accept_sec_context
- Accept a security context initiated by a peer application
+Accept a security context initiated by a peer application
 .It gss_delete_sec_context
 Discard a security context
 .It gss_process_context_token
diff --git a/lib/libpmc/pmc.3 b/lib/libpmc/pmc.3
index 5e3236baf9bc..2403e64686bb 100644
--- a/lib/libpmc/pmc.3
+++ b/lib/libpmc/pmc.3
@@ -48,7 +48,7 @@ Performance monitoring counters (PMCs) are represented by the library
 using a software abstraction.
 These
 .Dq abstract
-PMCs can have one two scopes:
+PMCs can have two scopes:
 .Bl -bullet
 .It
 System scope.
diff --git a/lib/libpmc/pmc.corei7.3 b/lib/libpmc/pmc.corei7.3
index ba973b7821ab..679313f218c6 100644
--- a/lib/libpmc/pmc.corei7.3
+++ b/lib/libpmc/pmc.corei7.3
@@ -993,7 +993,7 @@ Counting: Faulting executions of GETSEC/VM entry/VM Exit/MWait will not
 count as retired instructions.
 .It Li INST_RETIRED.X87
 .Pq Event C0H , Umask 02H
-Counts the number of MMX instructions retired:.
+Counts the number of MMX instructions retired.
 .It Li INST_RETIRED.MMX
 .Pq Event C0H , Umask 04H
 Counts the number of floating point computational operations retired:
diff --git a/lib/libpmc/pmc.corei7uc.3 b/lib/libpmc/pmc.corei7uc.3
index 2777c8e92cf5..a69eab775880 100644
--- a/lib/libpmc/pmc.corei7uc.3
+++ b/lib/libpmc/pmc.corei7uc.3
@@ -434,7 +434,7 @@ Counts cycles all the entries in the DRAM channel 0 high priority queue are
 occupied with isochronous read requests.
 .It Li QMC_ISOC_FULL.READ.CH1
 .Pq Event 28H , Umask 02H
-Counts cycles all the entries in the DRAM channel 1high priority queue are
+Counts cycles all the entries in the DRAM channel 1 high priority queue are
 occupied with isochronous read requests.
 .It Li QMC_ISOC_FULL.READ.CH2
 .Pq Event 28H , Umask 04H
diff --git a/lib/libpmc/pmc.westmere.3 b/lib/libpmc/pmc.westmere.3
index af7838fbd68f..bd0244ead246 100644
--- a/lib/libpmc/pmc.westmere.3
+++ b/lib/libpmc/pmc.westmere.3
@@ -975,7 +975,7 @@ Counting: Faulting executions of GETSEC/VM entry/VM Exit/MWait will not
 count as retired instructions.
 .It Li INST_RETIRED.X87
 .Pq Event C0H , Umask 02H
-Counts the number of floating point computational operations retired:
+Counts the number of floating point computational operations retired
 floating point computational operations executed by the assist handler and
 sub-operations of complex floating point instructions like transcendental
 instructions.
diff --git a/lib/libpmc/pmc.westmereuc.3 b/lib/libpmc/pmc.westmereuc.3
index d8a4cefabd16..c768daa039e5 100644
--- a/lib/libpmc/pmc.westmereuc.3
+++ b/lib/libpmc/pmc.westmereuc.3
@@ -464,7 +464,7 @@ Counts cycles all the entries in the DRAM channel 0 high priority queue are
 occupied with isochronous read requests.
 .It Li QMC_ISOC_FULL.READ.CH1
 .Pq Event 28H , Umask 02H
-Counts cycles all the entries in the DRAM channel 1high priority queue are
+Counts cycles all the entries in the DRAM channel 1 high priority queue are
 occupied with isochronous read requests.
 .It Li QMC_ISOC_FULL.READ.CH2
 .Pq Event 28H , Umask 04H
diff --git a/lib/libpmc/pmc_event_names_of_class.3 b/lib/libpmc/pmc_event_names_of_class.3
index 5b2c89d1b800..183f03f8967b 100644
--- a/lib/libpmc/pmc_event_names_of_class.3
+++ b/lib/libpmc/pmc_event_names_of_class.3
@@ -68,7 +68,7 @@ Argument
 .Fa cl
 was invalid.
 .It Bq Er ENOMEM
-Allocation of a memory arena to hold the result failed.
+Allocation of a memory area to hold the result failed.
 .El
 .Sh SEE ALSO
 .Xr pmc 3 ,
diff --git a/lib/libpmc/pmc_read.3 b/lib/libpmc/pmc_read.3
index 8d718ca3fd15..d091716936aa 100644
--- a/lib/libpmc/pmc_read.3
+++ b/lib/libpmc/pmc_read.3
@@ -46,7 +46,7 @@ These functions read and write the current value of a PMC.
 .Pp
 Function
 .Fn pmc_read
-with read the current value of the PMC specified by argument
+will read the current value of the PMC specified by argument
 .Fa pmc
 and write it to the location specified by argument
 .Fa value .
diff --git a/lib/libradius/libradius.3 b/lib/libradius/libradius.3
index 9a71521d8922..7fc11625f118 100644
--- a/lib/libradius/libradius.3
+++ b/lib/libradius/libradius.3
@@ -464,7 +464,7 @@ subsequent library calls using the same handle.
 To free the resources used by the RADIUS library, call
 .Fn rad_close .
 .Ss Server operation
-Server mode operates much alike to client mode, except packet send and receieve
+Server mode operates much alike to client mode, except packet send and receive
 steps are swapped. To operate as server you should obtain server context with
 .Fn rad_server_open
 function, passing opened and bound UDP socket file descriptor as argument.
diff --git a/lib/librpcsec_gss/rpcsec_gss.3 b/lib/librpcsec_gss/rpcsec_gss.3
index 9b86f3eacfea..bcbef7cac068 100644
--- a/lib/librpcsec_gss/rpcsec_gss.3
+++ b/lib/librpcsec_gss/rpcsec_gss.3
@@ -68,7 +68,7 @@ typedef enum {
 .Ed
 .It Vt rpc_gss_options_ret_t
 This structure contains various optional values which are used while
-creating a security contect.
+creating a security context.
 .Bd -literal
 typedef struct {
 	int		req_flags;	/* GSS request bits */
diff --git a/lib/libsdp/sdp.3 b/lib/libsdp/sdp.3
index c51b6f9e2e60..de115344e839 100644
--- a/lib/libsdp/sdp.3
+++ b/lib/libsdp/sdp.3
@@ -270,7 +270,7 @@ Note: attributes are returned in the order they appear in the Service Search
 Attribute Response.
 SDP server could return several attributes for the same record.
 In this case the order of the attributes will be: all attributes for the first
-records, then all attributes for the secord record etc.
+records, then all attributes for the second record etc.
 .Pp
 The
 .Fn sdp_attr2desc
diff --git a/lib/libusb/libusb20.3 b/lib/libusb/libusb20.3
index 7896e8f01094..a7a39add2c0a 100644
--- a/lib/libusb/libusb20.3
+++ b/lib/libusb/libusb20.3
@@ -524,7 +524,7 @@ returns a zero terminated string describing the backend used.
 .Pp
 .
 .Fn libusb20_dev_get_info
-retrives the BSD specific usb_device_info structure into the memory location given by 
+retrieves the BSD specific usb_device_info structure into the memory location given by 
 .Fa pinfo .
 The USB device given by
 .Fa pdev
diff --git a/lib/libutil/quotafile.3 b/lib/libutil/quotafile.3
index 5702cec90762..8a78cd33c62b 100644
--- a/lib/libutil/quotafile.3
+++ b/lib/libutil/quotafile.3
@@ -121,7 +121,7 @@ The
 .Fn quota_on
 function enables quotas for the filesystem associated with its
 .Va qf
-argument which may have been opened
+argument which may have been opened with
 .Dv O_RDONLY
 or
 .Dv O_RDWR .
@@ -138,7 +138,7 @@ The
 .Fn quota_off
 function disables quotas for the filesystem associated with its
 .Va qf
-argument which may have been opened
+argument which may have been opened with
 .Dv O_RDONLY
 or
 .Dv O_RDWR .
diff --git a/lib/msun/man/fdim.3 b/lib/msun/man/fdim.3
index 2de2e320ab4f..b96ba56433f9 100644
--- a/lib/msun/man/fdim.3
+++ b/lib/msun/man/fdim.3
@@ -65,7 +65,7 @@ is an \*(Na, then an \*(Na is returned.
 Otherwise, the result is
 .Li +0.0 .
 .Pp
-Overflow or underflow may occur iff the exact result is not
+Overflow or underflow may occur if the exact result is not
 representable in the return type.
 No other exceptions are raised.
 .Sh SEE ALSO
diff --git a/sbin/devd/devd.conf.5 b/sbin/devd/devd.conf.5
index 17c5e099b56d..41e7f5dd1e1f 100644
--- a/sbin/devd/devd.conf.5
+++ b/sbin/devd/devd.conf.5
@@ -380,7 +380,7 @@ USB device is detached from the system.
 .Bl -tag -width ".Li DETACH" -compact
 .It Sy Type
 .It Li ATTACH
-USB interface is attached from a device.
+USB interface is attached to a device.
 .It Li DETACH
 USB interface is detached from a device.
 .El
diff --git a/sbin/fsck_ffs/fsck_ffs.8 b/sbin/fsck_ffs/fsck_ffs.8
index d88689b1fa89..f60e5e2686a7 100644
--- a/sbin/fsck_ffs/fsck_ffs.8
+++ b/sbin/fsck_ffs/fsck_ffs.8
@@ -179,7 +179,7 @@ and block 160 for UFS2.
 Check if file system was dismounted cleanly.
 If so, skip file system checks (like "preen").
 However, if the file system was not cleanly dismounted, do full checks,
-is if
+as if
 .Nm
 was invoked without
 .Fl C .
diff --git a/sbin/geom/core/geom.8 b/sbin/geom/core/geom.8
index 8c35aa3ee0af..e745a3f0a96a 100644
--- a/sbin/geom/core/geom.8
+++ b/sbin/geom/core/geom.8
@@ -84,7 +84,7 @@ Load the kernel module that implements the given class.
 This command is only available if the class does not yet exist in the kernel and
 the file
 .Pa geom_ Ns Ao Ar class Ac Ns Pa .ko
-can be found in one of the directories specifed in
+can be found in one of the directories specified in
 .Va kern.module_path
 sysctl.
 .It Cm unload
diff --git a/sbin/hastctl/hastctl.8 b/sbin/hastctl/hastctl.8
index c837353723be..727f54b3587a 100644
--- a/sbin/hastctl/hastctl.8
+++ b/sbin/hastctl/hastctl.8
@@ -105,7 +105,7 @@ The default extent size is
 Maximum number of dirty extents to keep dirty all the time.
 Most recently used extents are kept dirty to reduce number of metadata
 updates.
-The default numer of most recently used extents which will be kept
+The default number of most recently used extents which will be kept
 dirty is
 .Va 64 .
 .It Fl m Ar mediasize
diff --git a/sbin/hastd/hast.conf.5 b/sbin/hastd/hast.conf.5
index f1bd7cf60827..11f7244e21e5 100644
--- a/sbin/hastd/hast.conf.5
+++ b/sbin/hastd/hast.conf.5
@@ -34,7 +34,7 @@
 .Nm hast.conf
 .Nd configuration file for the
 .Xr hastd 8
-deamon and the
+daemon and the
 .Xr hastctl 8
 utility.
 .Sh DESCRIPTION
diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index e3a5a9488826..a7735d599c9a 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -939,7 +939,7 @@ should be used by specifying ``6:g''.
 Similarly the channel width can be specified by appending it
 with ``/''; e.g. ``6/40'' specifies a 40MHz wide channel,
 These attributes can be combined as in: ``6:ht/40''.
-The full set of flags specified following a `:'' are:
+The full set of flags specified following a ``:'' are:
 .Cm a
 (802.11a),
 .Cm b
@@ -966,7 +966,7 @@ The full set of channel widths following a '/' are:
 (20MHz mostly for use in specifying ht20),
 and
 .Cm 40 
-(40MHz mostly for use in specifying ht40),
+(40MHz mostly for use in specifying ht40).
 In addition,
 a 40MHz HT channel specification may include the location
 of the extension channel by appending ``+'' or ``-'' for above and below,
@@ -999,7 +999,7 @@ according to a least-congested criteria.
 DFS support is mandatory for some 5Ghz frequencies in certain
 locales (e.g. ETSI).
 By default DFS is enabled according to the regulatory definitions
-specified in /etc/regdomain.xml and the curent country code, regdomain,
+specified in /etc/regdomain.xml and the current country code, regdomain,
 and channel.
 Note the underlying device (and driver) must support radar detection
 for full DFS support to work.
@@ -1719,7 +1719,7 @@ If an
 .Ar index
 is not given, key 1 is set.
 A WEP key will be either 5 or 13
-characters (40 or 104 bits) depending of the local network and the
+characters (40 or 104 bits) depending on the local network and the
 capabilities of the adaptor.
 It may be specified either as a plain
 string or as a string of hexadecimal digits preceded by
@@ -1942,7 +1942,7 @@ Nodes on the mesh without a path to this root mesh station with try to
 discover a path to us.
 .It Cm PROACTIVE
 Send broadcast path requests every two seconds and every node must reply with
-with a path reply even if it already has a path to this root mesh station,
+with a path reply even if it already has a path to this root mesh station.
 .It Cm RANN
 Send broadcast root announcement (RANN) frames.
 Nodes on the mesh without a path to this root mesh station with try to
diff --git a/sbin/ipfw/ipfw.8 b/sbin/ipfw/ipfw.8
index 2895170411a9..b8e94f5acb0c 100644
--- a/sbin/ipfw/ipfw.8
+++ b/sbin/ipfw/ipfw.8
@@ -1917,7 +1917,7 @@ and
 .Pp
 The SCHED_MASK is used to assign flows to one or more
 scheduler instances, one for each
-value of the packet's 5-fuple after applying SCHED_MASK.
+value of the packet's 5-tuple after applying SCHED_MASK.
 As an example, using ``src-ip 0xffffff00'' creates one instance
 for each /24 destination subnet.
 .Pp
@@ -2098,7 +2098,7 @@ with either delay or probability first, according
 to the chosen format.
 The unit for delay is milliseconds.
 Data points do not need to be sorted.
-Also, tne number of actual lines can be different
+Also, the number of actual lines can be different
 from the value of the "samples" parameter:
 .Nm
 utility will sort and interpolate
diff --git a/share/man/man4/bktr.4 b/share/man/man4/bktr.4
index 32baf3a33ace..59136bff593d 100644
--- a/share/man/man4/bktr.4
+++ b/share/man/man4/bktr.4
@@ -128,7 +128,7 @@ is set to an integer from 1 to 23 taken from the following table:
 .Em sysctl hw.bt848.tuner=nnnn
 This can be used to override the tuner make which was detected at boot time.
 .Ql nnnn
-is set to an integer from 1 to 16 taken from the following table:
+is set to an integer from 0 to 16 taken from the following table:
 .Pp
 .Bl -tag -compact -width 22n
 .It NO_TUNER
diff --git a/share/man/man4/bt.4 b/share/man/man4/bt.4
index d684ee6947dc..be1981956162 100644
--- a/share/man/man4/bt.4
+++ b/share/man/man4/bt.4
@@ -57,7 +57,7 @@ MultiMaster "W" Series Host Adapters:
 .Pp
 .Em "Adapter   Bus   Commands  Description"
 BT-948    PCI     192     Ultra SCSI-3
-BT-958    PCI     192     Wide ULtra SCSI-3
+BT-958    PCI     192     Wide Ultra SCSI-3
 BT-958D   PCI     192     Wide Differential Ultra SCSI-3
 .El
 .Bl -column "BT-956CD " "ISA " "Commands " Description
diff --git a/share/man/man4/gbde.4 b/share/man/man4/gbde.4
index edac1a07316e..2b868e555482 100644
--- a/share/man/man4/gbde.4
+++ b/share/man/man4/gbde.4
@@ -127,7 +127,7 @@ a very impossible task.
 .Pp
 Armed with one or more sector keys, our patient attacker will then go
 through essentially the same exercise, using the sector key and the
-encrypted sector key to find the key used to encrypt the sectorkey.
+encrypted sector key to find the key used to encrypt the sector key.
 .Pp
 Armed with one or more of these
 .Dq kkeys ,
diff --git a/share/man/man4/hwpmc.4 b/share/man/man4/hwpmc.4
index 6264bd01ef12..f65e8c406900 100644
--- a/share/man/man4/hwpmc.4
+++ b/share/man/man4/hwpmc.4
@@ -81,7 +81,7 @@ Some architectures offer faster methods of reading these counts.
 .It Em Sampling
 In sampling modes, the PMCs are configured to sample the CPU
 instruction pointer (and optionally to capture the call chain leading
-upto the sampled instruction pointer) after a configurable number of
+up to the sampled instruction pointer) after a configurable number of
 hardware events have been observed.
 Instruction pointer samples and call chain records are usually
 directed to a log file for subsequent analysis.
diff --git a/share/man/man4/ip.4 b/share/man/man4/ip.4
index 9bf91400ee33..ea9172bb3dba 100644
--- a/share/man/man4/ip.4
+++ b/share/man/man4/ip.4
@@ -757,7 +757,7 @@ and
 .Va ip_off
 fields
 .Em must
-be provided in host byte order .
+be provided in host byte order.
 All other fields must be provided in network byte order.
 See
 .Xr byteorder 3
diff --git a/share/man/man4/lmc.4 b/share/man/man4/lmc.4
index dc8e47b10eaf..073f9b109216 100644
--- a/share/man/man4/lmc.4
+++ b/share/man/man4/lmc.4
@@ -517,7 +517,7 @@ packets occasionally.
 .Ss Device Polling
 .\"
 A T3 receiver can generate over 100K interrupts per second,
-This can cause a system to
+this can cause a system to
 .Dq live-lock :
 spend all of its
 time servicing interrupts.
diff --git a/share/man/man4/mac_lomac.4 b/share/man/man4/mac_lomac.4
index 8ae8875acb42..e82513705c7d 100644
--- a/share/man/man4/mac_lomac.4
+++ b/share/man/man4/mac_lomac.4
@@ -63,7 +63,7 @@ which protects the integrity of system objects and subjects by means of
 an information flow policy coupled with the subject demotion
 via floating labels.
 In LOMAC, all system subjects and objects are assigned integrity labels, made
-up of one or more hierarchal grades, depending on the their types.
+up of one or more hierarchial grades, depending on the their types.
 Together, these label elements permit all labels to be placed in a partial
 order, with information flow protections and demotion decisions
 based on a dominance operator
diff --git a/share/man/man4/man4.i386/glxsb.4 b/share/man/man4/man4.i386/glxsb.4
index 051956992ac3..c7bef274d4fd 100644
--- a/share/man/man4/man4.i386/glxsb.4
+++ b/share/man/man4/man4.i386/glxsb.4
@@ -94,4 +94,4 @@ by
 It was ported to
 .Fx
 by
-.An Patrick Lamaiziere Aq patfbsd@davenulle.org
+.An Patrick Lamaiziere Aq patfbsd@davenulle.org .
diff --git a/share/man/man4/meteor.4 b/share/man/man4/meteor.4
index f52d65381633..860e08e65f44 100644
--- a/share/man/man4/meteor.4
+++ b/share/man/man4/meteor.4
@@ -525,7 +525,7 @@ The
 .Dv METEORSETGEO
 will also attempt to reallocate a new contiguous
 kernel buffer if the new geometry exceeds the old geometry.
-On
+On the
 other hand, if the new geometry will fit in the existing buffer,
 the existing buffer is used.
 .Pp
diff --git a/share/man/man4/mk48txx.4 b/share/man/man4/mk48txx.4
index 5706924bfcf9..d1ed56313465 100644
--- a/share/man/man4/mk48txx.4
+++ b/share/man/man4/mk48txx.4
@@ -158,7 +158,7 @@ When this flag is set,
 the
 .Nm
 driver will register as a watchdog via the interface defined in
-.Xr 9 watchdog
+.Xr watchdog 9
 if supported by the specific chip model.
 .It Dv MK48TXX_WDOG_ENABLE_WDS
 When this flag is set,
diff --git a/share/man/man4/net80211.4 b/share/man/man4/net80211.4
index 6227b881d3f8..693f6b92f2e8 100644
--- a/share/man/man4/net80211.4
+++ b/share/man/man4/net80211.4
@@ -230,7 +230,7 @@ Return the MAC address for the current BSS identifier via
 .Va i_data .
 When the interface is running, the bssid is either the value
 configured locally (e.g. for an IBSS network started by the local station)
-or the value adopted when joing an existing network.
+or the value adopted when joining an existing network.
 For WDS interfaces this value is the address of the remote station.
 When the interface is not running, the bssid returned is the desired
 bssid, if any, that has been configured.
@@ -485,12 +485,12 @@ and
 .It Dv IEEE80211_IOC_PUREG
 Return whether ``pure 11g'' mode is enabled in
 .Va i_val .
-This setting is meaningful only for acces point operation;
+This setting is meaningful only for access point operation;
 when non-zero, 802.11b stations will not be allowed to associate.
 .It Dv IEEE80211_IOC_PUREN
 Return whether ``pure 11n'' mode is enabled in
 .Va i_val .
-This setting is meaningful only for acces point operation;
+This setting is meaningful only for access point operation;
 when non-zero, legacy (non-11n capable) stations will not be
 allowed to associate.
 .It Dv IEEE80211_IOC_REGDOMAIN
@@ -595,7 +595,7 @@ Return whether Atheros Dynamic Turbo mode is enabled in
 Dynamic Turbo mode is a non-standard protocol extension available only
 on Atheros devices where channel width is dynamically
 changed between 20MHz and 40MHz.
-Note tht enabling Dynamic Turbo mode support does not guarantee use;
+Note that enabling Dynamic Turbo mode support does not guarantee use;
 both client and access point must use Atheros devices and support must
 be enabled on both sides.
 .It Dv IEEE80211_IOC_TXPARAMS
@@ -654,7 +654,7 @@ together with an optional IEEE80211_WMEPARAM_BSS flag to indicate if the
 parameter for the BSS or the channel is desired.
 If WME is not supported then
 .Er EINVAL
-wil be returned.
+will be returned.
 .It Dv IEEE80211_IOC_WME_CWMAX
 Return the WME CWmax setting (log2) for the specified Access Class (AC) in
 .Va i_val .
diff --git a/share/man/man4/netgraph.4 b/share/man/man4/netgraph.4
index 749921567737..db5f3ffb566b 100644
--- a/share/man/man4/netgraph.4
+++ b/share/man/man4/netgraph.4
@@ -531,7 +531,7 @@ The message can be examined using the
 macro, or completely extracted from the item using the
 .Fn NGI_GET_MSG
 which also removes the reference within the item.
-If the Item still holds a reference to the message when it is freed
+If the item still holds a reference to the message when it is freed
 (using the
 .Fn NG_FREE_ITEM
 macro), then the message will also be freed appropriately.
diff --git a/share/man/man4/ng_btsocket.4 b/share/man/man4/ng_btsocket.4
index 5146d1507ea1..7db8178b1626 100644
--- a/share/man/man4/ng_btsocket.4
+++ b/share/man/man4/ng_btsocket.4
@@ -69,7 +69,7 @@ struct sockaddr_hci {
 };
 .Ed
 .Pp
-Raw HCI sockets support number of
+Raw HCI sockets support a number of
 .Xr ioctl 2
 requests such as:
 .Bl -tag -width indent
diff --git a/share/man/man4/ngatmbase.4 b/share/man/man4/ngatmbase.4
index abee6d8762b0..fd885ee51796 100644
--- a/share/man/man4/ngatmbase.4
+++ b/share/man/man4/ngatmbase.4
@@ -110,7 +110,7 @@ The list of pieces must be terminated by
 The
 .Fn uni_msg_destroy
 function
-destroyes the messages and frees all the messages's memory.
+destroys the messages and frees all the messages's memory.
 .Pp
 The
 .Fn uni_msg_unpack_mbuf
diff --git a/share/man/man4/pcm.4 b/share/man/man4/pcm.4
index 1ea921d2a0e5..710ec13340cc 100644
--- a/share/man/man4/pcm.4
+++ b/share/man/man4/pcm.4
@@ -341,7 +341,7 @@ The sound system will dynamically create up to this many
 Set to
 .Dq 0
 if no
-.Tn VCHANS
+.Tn VCHANs
 are desired.
 Maximum value is 256.
 .It Va hw.snd.report_soft_formats
diff --git a/share/man/man4/sctp.4 b/share/man/man4/sctp.4
index 45a252100dc3..8547428a10c8 100644
--- a/share/man/man4/sctp.4
+++ b/share/man/man4/sctp.4
@@ -203,7 +203,7 @@ association.
 .It Dv SCTP_INITMSG
 This option allows you to get or set the default sending
 parameters when an association is implicitly setup.
-It allows you to change such things as the maxium number of
+It allows you to change such things as the maximum number of
 streams allowed inbound and the number of streams requested
 of the peer.
 .It Dv SCTP_AUTOCLOSE
@@ -278,7 +278,7 @@ By default, when opening an IPV6 socket, when
 data arrives on the socket from a peer's
 V4 address the V4 address  will be presented with an address family
 of AF_INET.
-If this is undesireable, then this option
+If this is undesirable, then this option
 can be enabled which will then convert all V4 addresses
 into mapped V6 representations.
 .It Dv SCTP_MAXSEG
@@ -338,8 +338,8 @@ a peer.
 This option will let you get or set the list of
 HMAC algorithms used to authenticate peers.
 Note that the HMAC values are in priority order where
-the first HMAC identifier is the most prefered
-and the last is the least prefered.
+the first HMAC identifier is the most preferred
+and the last is the least preferred.
 .It Dv SCTP_AUTH_ACTIVE_KEY
 This option allows you to make a key active for
 the generation of authentication information.
diff --git a/share/man/man4/termios.4 b/share/man/man4/termios.4
index 5e589b102ff9..2a69d7b508c0 100644
--- a/share/man/man4/termios.4
+++ b/share/man/man4/termios.4
@@ -1053,7 +1053,7 @@ overflowing the input queue.
 The precise conditions under which
 .Dv STOP
 and
-START
+.Dv START
 characters are transmitted are implementation defined.
 .Pp
 If
diff --git a/share/man/man4/u3g.4 b/share/man/man4/u3g.4
index ad97b9168516..eb192f9dffaf 100644
--- a/share/man/man4/u3g.4
+++ b/share/man/man4/u3g.4
@@ -90,7 +90,7 @@ additional commands to switch it to modem mode.
 The
 .Xr u3gstub 4
 device will attach temporarily to a 3G device with a mass storage device and
-force it to switch to modem mode,
+force it to switch to modem mode.
 The attach and detach of
 .Xr u3gstub
 and any driver disk device present on the 3G device is hidden, unless the
diff --git a/share/man/man5/mqueuefs.5 b/share/man/man5/mqueuefs.5
index d5de933885f4..2431267a8e3e 100644
--- a/share/man/man5/mqueuefs.5
+++ b/share/man/man5/mqueuefs.5
@@ -36,7 +36,7 @@
 .Sh SYNOPSIS
 To link into kernel:
 .Pp
-.D1 Cd "options P1003_1B_MQUEUE"
+.Cd "options P1003_1B_MQUEUE"
 .Pp
 To load as a kernel loadable module:
 .Pp
diff --git a/share/man/man5/periodic.conf.5 b/share/man/man5/periodic.conf.5
index 7947a59626c3..a3775d88c457 100644
--- a/share/man/man5/periodic.conf.5
+++ b/share/man/man5/periodic.conf.5
@@ -629,7 +629,7 @@ The default value if no value is set is 30.
 The same as
 .Va daily_scrub_zfs_default_threshold
 but specific to the pool
-.Va Ns Ao Ar poolname Ac Ns .
+.Ao Ar poolname Ac Ns .
 .It Va daily_local
 .Pq Vt str
 Set to a list of extra scripts that should be run after all other
diff --git a/share/man/man7/bsd.snmpmod.mk.7 b/share/man/man7/bsd.snmpmod.mk.7
index 30cf20d46453..299daf227e18 100644
--- a/share/man/man7/bsd.snmpmod.mk.7
+++ b/share/man/man7/bsd.snmpmod.mk.7
@@ -67,7 +67,7 @@ A list of extra MIB definition files for
 .Xr gensnmptree 1 .
 This is optional.
 This file list is given to both calls to
-.Xr gensnmptree 1 \(em
+.Xr gensnmptree 1 No \(em
 the one that extracts the symbols in
 .Va XSYM
 from the MIB definitions and the one that
diff --git a/share/man/man9/DEVICE_PROBE.9 b/share/man/man9/DEVICE_PROBE.9
index 8c38fc0a8bdd..bf592c5affef 100644
--- a/share/man/man9/DEVICE_PROBE.9
+++ b/share/man/man9/DEVICE_PROBE.9
@@ -91,7 +91,7 @@ magical about them.
 .Bl -tag -width BUS_PROBE_NOWILDCARD
 .It BUS_PROBE_SPECIFIC
 The device that cannot be reprobed, and that no
-possible other driver may exist (typically legacy drivers who don't fallow
+possible other driver may exist (typically legacy drivers who don't follow
 all the rules, or special needs drivers).
 .It BUS_PROBE_VENDOR
 The device is supported by a vendor driver.
diff --git a/share/man/man9/VOP_LISTEXTATTR.9 b/share/man/man9/VOP_LISTEXTATTR.9
index cca875d68ee1..0900099b1d6c 100644
--- a/share/man/man9/VOP_LISTEXTATTR.9
+++ b/share/man/man9/VOP_LISTEXTATTR.9
@@ -78,7 +78,7 @@ will be
 .Dv NULL
 when
 .Fa size
-is not, and vise versa.
+is not, and vice versa.
 .It Fa cred
 The user credentials to use in authorizing the request.
 .It Fa td
diff --git a/share/man/man9/VOP_VPTOCNP.9 b/share/man/man9/VOP_VPTOCNP.9
index 794d6e576066..6bcbd25d3a9d 100644
--- a/share/man/man9/VOP_VPTOCNP.9
+++ b/share/man/man9/VOP_VPTOCNP.9
@@ -42,7 +42,7 @@
 .Sh DESCRIPTION
 This translates a vnode into its component name, and writes that name to
 the head of the buffer specified by
-.Fa buf
+.Fa buf .
 .Bl -tag -width buflen
 .It Fa vp
 The vnode to translate.
diff --git a/share/man/man9/g_geom.9 b/share/man/man9/g_geom.9
index 19c491098018..2f4599d60ba6 100644
--- a/share/man/man9/g_geom.9
+++ b/share/man/man9/g_geom.9
@@ -109,9 +109,9 @@ The topology lock has to be held.
 .Fn g_destroy_geom :
 .Bl -item -offset indent
 .It
-The geom cannot posses any providers.
+The geom cannot possess any providers.
 .It
-The geom cannot posses any consumers.
+The geom cannot possess any consumers.
 .It
 The topology lock has to be held.
 .El
diff --git a/share/man/man9/g_wither_geom.9 b/share/man/man9/g_wither_geom.9
index 2c4b10eeaa34..8ced94948dda 100644
--- a/share/man/man9/g_wither_geom.9
+++ b/share/man/man9/g_wither_geom.9
@@ -54,7 +54,7 @@ This is an automatic
 to avoid duplicated code in all classes.
 Before it is called, field
 .Va softc
-should be disposed off and set to
+should be disposed of and set to
 .Dv NULL .
 Note that the
 .Fn g_wither_geom
diff --git a/share/man/man9/ieee80211.9 b/share/man/man9/ieee80211.9
index 8fd6e0da655e..30affc9b8a71 100644
--- a/share/man/man9/ieee80211.9
+++ b/share/man/man9/ieee80211.9
@@ -205,11 +205,11 @@ method.
 Transmit a raw 802.11 frame.
 The default method drops the frame and generates a message on the console.
 .It Dv ic_updateslot
-Update hardware state after an 802.11 IFS slot time change,
+Update hardware state after an 802.11 IFS slot time change.
 There is no default method; the pointer may be NULL in which case
 it will not be used.
 .It Dv ic_update_mcast
-Update hardware for a change in the multicast packet filter,
+Update hardware for a change in the multicast packet filter.
 The default method prints a console message.
 .It Dv ic_update_promisc
 Update hardware for a change in the promiscuous mode setting.
@@ -261,13 +261,13 @@ The default method ages frames on the power-save queue (in AP mode)
 and pending frames in the receive reorder queues (for stations using A-MPDU).
 .It Dv ic_node_drain
 Reclaim all optional resources associated with a node.
-This call is used to free up resources when they are in short supply,
+This call is used to free up resources when they are in short supply.
 .It Dv ic_node_getrssi
 Return the Receive Signal Strength Indication (RSSI) in .5 dBm units for
 the specified node.
 This interface returns a subset of the information
 returned by
-.Dv ic_node_getsignal ,
+.Dv ic_node_getsignal .
 The default method calculates a filtered average over the last ten
 samples passed in to
 .Xr ieee80211_input 9
@@ -341,7 +341,7 @@ Drivers may interpose this method if they need to setup private state
 for handling transmit A-MPDU.
 .It Dv ic_addb_response
 Process a received ADDBA Response Action frame and setup resources as
-needed for doing transmit A-MPDU,
+needed for doing transmit A-MPDU.
 .It Dv ic_addb_stop
 Shutdown an A-MPDU transmit stream for the specified station and AC.
 The default method reclaims local state after sending a DelBA Action frame.
@@ -490,7 +490,7 @@ Devices supports hardware CKIP cipher.
 The follow general 802.11n capabilities are defined.
 The first capabilities are defined exactly as they appear in the
 802.11n specification.
-Capabilities beginning with IEEE80211_HTC_AMPDU are used soley by the
+Capabilities beginning with IEEE80211_HTC_AMPDU are used solely by the
 .Nm
 layer.
 .Bl -tag -width IEEE80211_C_8023ENCAP
diff --git a/share/man/man9/kproc.9 b/share/man/man9/kproc.9
index 69b58b01e4be..a20ab709b1c8 100644
--- a/share/man/man9/kproc.9
+++ b/share/man/man9/kproc.9
@@ -244,7 +244,7 @@ when it is called by the new process.
 The
 .Fa procptr
 pointer points to a
-.Vt "struct proc "
+.Vt "struct proc"
 pointer that is the location to be updated with the new proc pointer
 if a new process is created, or if not
 .Dv NULL ,
@@ -255,7 +255,7 @@ then a new process is created and the field updated.
 If not NULL, the
 .Fa tdptr
 pointer points to a
-.Vt "struct thread "
+.Vt "struct thread"
 pointer that is the location to be updated with the new thread pointer.
 The
 .Fa flags
diff --git a/share/man/man9/netisr.9 b/share/man/man9/netisr.9
index c6d5eadd9164..ee6fbedf4d7c 100644
--- a/share/man/man9/netisr.9
+++ b/share/man/man9/netisr.9
@@ -103,7 +103,7 @@ If the protocol implements
 .Va nh_m2flow ,
 then
 .Nm
-will query the protocol in the evet that the
+will query the protocol in the event that the
 .Vt mbuf
 doesn't have a flow ID, falling back on source ordering.
 .It NETISR_POLICY_CPU
@@ -120,7 +120,7 @@ whose fields are defined as follows:
 .Bl -tag -width "netisr_handler_t nh_handler"
 .It Vt "const char *" Va nh_name
 Unique character string name of the protocol, which may be included in
-.Xr 2 sysctl
+.Xr sysctl 2
 MIB names, so should not contain whitespace.
 .It Vt netisr_handler_t Va nh_handler
 Protocol handler function that will be invoked on each packet received for
diff --git a/share/man/man9/vm_page_bits.9 b/share/man/man9/vm_page_bits.9
index fdee5afd2950..79d568552cc5 100644
--- a/share/man/man9/vm_page_bits.9
+++ b/share/man/man9/vm_page_bits.9
@@ -84,7 +84,7 @@ The range is expected to be
 .Dv DEV_BSIZE
 aligned and no larger than
 .Dv PAGE_SIZE .
-If it is not properly aligned, any unaligned chucks of the
+If it is not properly aligned, any unaligned chunks of the
 .Dv DEV_BSIZE
 blocks at the beginning and end of the range will be zeroed.
 .Pp
diff --git a/usr.bin/cpio/bsdcpio.1 b/usr.bin/cpio/bsdcpio.1
index 79b6997ef4a8..bb69fd1578d4 100644
--- a/usr.bin/cpio/bsdcpio.1
+++ b/usr.bin/cpio/bsdcpio.1
@@ -295,7 +295,7 @@ for more information.
 .Sh EXAMPLES
 The
 .Nm
-command is traditionally used to copy file heirarchies in conjunction
+command is traditionally used to copy file hierarchies in conjunction
 with the
 .Xr find 1
 command.
diff --git a/usr.bin/systat/systat.1 b/usr.bin/systat/systat.1
index 9d392d9e0d47..1a18f2f4e0d7 100644
--- a/usr.bin/systat/systat.1
+++ b/usr.bin/systat/systat.1
@@ -225,7 +225,7 @@ Like the
 display,
 except that it displays
 .Tn IPv6
-statics.
+statistics.
 It does not display
 .Tn UDP statistics.
 .It Ic tcp
diff --git a/usr.sbin/bsnmpd/modules/snmp_bridge/snmp_bridge.3 b/usr.sbin/bsnmpd/modules/snmp_bridge/snmp_bridge.3
index 78d63e13260b..ebcf286ed49d 100644
--- a/usr.sbin/bsnmpd/modules/snmp_bridge/snmp_bridge.3
+++ b/usr.sbin/bsnmpd/modules/snmp_bridge/snmp_bridge.3
@@ -30,7 +30,7 @@
 .Os
 .Sh NAME
 .Nm snmp_bridge
-.Nd "bridge module for snmpd.
+.Nd "bridge module for snmpd"
 .Sh LIBRARY
 .Pq begemotSnmpdModulePath."bridge" = "/usr/lib/snmp_bridge.so"
 .Sh DESCRIPTION
@@ -46,7 +46,7 @@ MIB also defines additional objects which make the functionality of
 similar to
 .Xr ifconfig 8
 for configuring bridge interfaces.
-Therefore one should consider adding write comminities or loading the
+Therefore one should consider adding write communities or loading the
 .Nm
 module on systems where security is crucial.
 .Sh IMPLEMENTATION NOTES
diff --git a/usr.sbin/bsnmpd/modules/snmp_wlan/snmp_wlan.3 b/usr.sbin/bsnmpd/modules/snmp_wlan/snmp_wlan.3
index 828a64df975a..9f366f1c79db 100644
--- a/usr.sbin/bsnmpd/modules/snmp_wlan/snmp_wlan.3
+++ b/usr.sbin/bsnmpd/modules/snmp_wlan/snmp_wlan.3
@@ -45,7 +45,7 @@ management of virtual wireless interfaces. The MIB defines objects similar to th
 state data and configuration capabilities of
 .Xr ifconfig 8
 for configuring virtual wireless interfaces.
-Therefore one should consider adding write comminities or loading the
+Therefore one should consider adding write communities or loading the
 .Nm
 module on systems where security is crucial.
 .Sh IMPLEMENTATION NOTES
diff --git a/usr.sbin/freebsd-update/freebsd-update.8 b/usr.sbin/freebsd-update/freebsd-update.8
index 08a46332d400..6741f422ca93 100644
--- a/usr.sbin/freebsd-update/freebsd-update.8
+++ b/usr.sbin/freebsd-update/freebsd-update.8
@@ -56,7 +56,7 @@ Release Engineering Team, e.g.,
 .Fx
 7.3-RELEASE and
 .Fx
-8.0, but not
+8.0-RELEASE, but not
 .Fx
 6.3-STABLE or
 .Fx
diff --git a/usr.sbin/i2c/i2c.8 b/usr.sbin/i2c/i2c.8
index 3788d1673814..ac560a490d22 100644
--- a/usr.sbin/i2c/i2c.8
+++ b/usr.sbin/i2c/i2c.8
@@ -78,7 +78,7 @@ transfer has been written to the device and before the actual read/write
 operation. rs - repeated start; ss - stop start; no - none.
 .It Fl n Ar skip_addr
 skip address - address(es) to be skipped during bus scan.
-The are two ways to specify addresses to ignore: by range 'a..b' or
+There are two ways to specify addresses to ignore: by range 'a..b' or
 using selected addresses 'a:b:c'. This option is available only when "-s" is
 used.
 .It Fl o Ar offset
diff --git a/usr.sbin/lmcconfig/lmcconfig.8 b/usr.sbin/lmcconfig/lmcconfig.8
index ad3ef2773287..9a608e4f3bb7 100644
--- a/usr.sbin/lmcconfig/lmcconfig.8
+++ b/usr.sbin/lmcconfig/lmcconfig.8
@@ -108,7 +108,7 @@ All parameters after this apply to the T1E1 card.
 All parameters after this apply to the T3 card.
 .El
 .Ss Commands for all cards
-The following parameters apply to more then one card type.
+The following parameters apply to more than one card type.
 .Bl -tag -width indent
 .It Fl a Ar number
 Set Transmitter clock source to
@@ -281,7 +281,7 @@ Select RAWIP mode \[em] bypass line protocol code.
 .It Fl X
 Select line protocol code rather than RAWIP mode.
 .It Fl y
-Disable SPPP keep-alive packets,
+Disable SPPP keep-alive packets.
 .It Fl Y
 Enable SPPP keep-alive packets.
 .It Fl z
@@ -512,7 +512,7 @@ Print the status of the on-board T3 DSU \[em] see the
 .Sx EXAMPLES
 section.
 .It Fl S Ar number
-Set payload scrambler polynominal to
+Set payload scrambler polynomial to
 .Ar number :
 .Pp
 .Bl -column "9" -offset 1m -compact
diff --git a/usr.sbin/nfscbd/nfscbd.8 b/usr.sbin/nfscbd/nfscbd.8
index f421d0efd59d..e8efd552e7cb 100644
--- a/usr.sbin/nfscbd/nfscbd.8
+++ b/usr.sbin/nfscbd/nfscbd.8
@@ -76,7 +76,7 @@ defined by NFSV4_CBPORT in /usr/include/fs/nfs/nfs.h, unless
 has been specified.
 For more information on what callbacks and Open Delegations do, see
 .%T "Network File System (NFS) Version 4 Protocol" ,
-RFC3530 .
+RFC3530.
 .Pp
 The
 .Nm
diff --git a/usr.sbin/nfsd/nfsv4.4 b/usr.sbin/nfsd/nfsv4.4
index fc93104f23c0..22308830482b 100644
--- a/usr.sbin/nfsd/nfsv4.4
+++ b/usr.sbin/nfsd/nfsv4.4
@@ -327,5 +327,5 @@ NFS V4 stable restart file
 At this time, there is no recall of delegations for local file system
 operations.
 As such, delegations should only be enabled for file systems
-that are being used soley as NFS export volumes and are not being accessed
+that are being used solely as NFS export volumes and are not being accessed
 via local system calls nor services such as Samba.
diff --git a/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.8 b/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.8
index 15cece241103..2a37292fcdbe 100644
--- a/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.8
+++ b/usr.sbin/pc-sysinstall/pc-sysinstall/pc-sysinstall.8
@@ -58,7 +58,7 @@ can be any one of the following:
 .It help
 Display a list of all commands.
 .It help Ar command
-Dispay the help data for the specified command.
+Display the help data for the specified command.
 .It disk-list
 Provide a listing of the storage devices detected on this system.
 .It disk-part Ar disk
@@ -117,4 +117,4 @@ first appeared in
 This utility was written to install PC-BSD and has seen limited use as an
 installer for FreeBSD.  It's likely that usage to install FreeBSD will expose
 edge cases that PC-BSD doesn't, as well as generate feature requests based
-on unforseen needs.
+on unforeseen needs.
diff --git a/usr.sbin/pciconf/pciconf.8 b/usr.sbin/pciconf/pciconf.8
index 7492b5d613eb..e1a59fe6d245 100644
--- a/usr.sbin/pciconf/pciconf.8
+++ b/usr.sbin/pciconf/pciconf.8
@@ -172,7 +172,7 @@ of the form
 Ns Va function Ns ,
 .Li pci Ns Va bus Ns \&: Ns Va device Ns \&: Ns Va function Ns , or
 .Li pci Ns Va bus Ns \&: Ns Va device Ns .
-In case of an abrigded form, omitted selector components are assumed to be 0.
+In case of an abridged form, omitted selector components are assumed to be 0.
 An optional leading device name followed by @ and an optional final colon 
 will be ignored; this is so that the first column in the output of
 .Nm
diff --git a/usr.sbin/portsnap/portsnap/portsnap.8 b/usr.sbin/portsnap/portsnap/portsnap.8
index 3bbe333c51c4..b04171a5bd33 100644
--- a/usr.sbin/portsnap/portsnap/portsnap.8
+++ b/usr.sbin/portsnap/portsnap/portsnap.8
@@ -97,7 +97,7 @@ operate on the directory
 or as given in the configuration file.)
 .It Fl s Ar server
 Fetch files from the specified server or server pool.
-(default: portsnap.FreeBSD.org , or as given in the
+(default: portsnap.FreeBSD.org, or as given in the
 configuration file.)
 .It path
 For