diff --git a/share/man/man4/geom_uncompress.4 b/share/man/man4/geom_uncompress.4
index 0682c690fe38..9acaea4e90b9 100644
--- a/share/man/man4/geom_uncompress.4
+++ b/share/man/man4/geom_uncompress.4
@@ -46,7 +46,7 @@ geom_uncompress_load="YES"
 .Sh DESCRIPTION
 The
 .Nm
-framework provides support for compressed read only disk images.
+framework provides support for compressed read-only disk images.
 This allows significant storage savings at the expense of a little CPU
 time on each read.
 Data written in the GEOM label area allows
diff --git a/share/man/man4/geom_uzip.4 b/share/man/man4/geom_uzip.4
index 3344f8fe7aec..0d36322121e6 100644
--- a/share/man/man4/geom_uzip.4
+++ b/share/man/man4/geom_uzip.4
@@ -48,7 +48,7 @@ geom_uzip_load="YES"
 .Sh DESCRIPTION
 The
 .Nm
-framework provides support for compressed read only
+framework provides support for compressed read-only
 disk images.
 This allows significant storage savings at the expense of
 a little CPU time on each read.
diff --git a/share/man/man4/sctp.4 b/share/man/man4/sctp.4
index 880e808b5db9..b352553e8adb 100644
--- a/share/man/man4/sctp.4
+++ b/share/man/man4/sctp.4
@@ -390,16 +390,16 @@ is passed to
 .Tn SCTP
 else an error will be returned.
 .It Dv SCTP_STATUS
-This option is a read only option that returns
+This option is a read-only option that returns
 various status information about the specified association.
 .It Dv SCTP_GET_PEER_ADDR_INFO
-This read only option returns information about a peer
+This read-only option returns information about a peer
 address.
 .It Dv SCTP_PEER_AUTH_CHUNKS
-This read only option returns a list of the chunks
+This read-only option returns a list of the chunks
 the peer requires to be authenticated.
 .It Dv SCTP_LOCAL_AUTH_CHUNKS
-This read only option returns a list of the locally
+This read-only option returns a list of the locally
 required chunks that must be authenticated.
 .It Dv SCTP_RESET_STREAMS
 This socket option is used to cause a stream sequence
diff --git a/share/man/man9/cd.9 b/share/man/man9/cd.9
index 364a605ed8dc..1beb518a86c3 100644
--- a/share/man/man9/cd.9
+++ b/share/man/man9/cd.9
@@ -33,7 +33,7 @@
 .Sh DESCRIPTION
 The
 .Nm
-device driver provides a read only interface for CDROM drives
+device driver provides a read-only interface for CDROM drives
 .Tn ( SCSI
 type 5)
 and WORM drives
diff --git a/share/man/man9/zone.9 b/share/man/man9/zone.9
index 12226d1d2780..c9748000465f 100644
--- a/share/man/man9/zone.9
+++ b/share/man/man9/zone.9
@@ -343,7 +343,7 @@ macro is provided to create this type of oid dynamically.
 .Pp
 The
 .Fn SYSCTL_UMA_CUR parent nbr name access zone descr
-macro declares a static read only
+macro declares a static read-only
 .Xr sysctl
 oid that exports the approximate current occupancy of the zone.
 The