diff --git a/contrib/global/htags/htags.1 b/contrib/global/htags/htags.1
index cbe356b2b2f5..b256eb883920 100644
--- a/contrib/global/htags/htags.1
+++ b/contrib/global/htags/htags.1
@@ -82,7 +82,7 @@ print warning message.
 .It Fl d Ar tagdir
 the directory in which GTAGS and GRTAGS exist. Default is current directory.
 .It Fl t Ar title
-Tile of this hypertext. Default is the last conponent of current path.
+Tile of this hypertext. Default is the last component of current path.
 .It Ar dir
 the directory in which hypertext generated. Default is current directory.
 .Sh EXAMPLES
diff --git a/contrib/top/top.X b/contrib/top/top.X
index 219e2fb3e9fa..64a2753f4695 100644
--- a/contrib/top/top.X
+++ b/contrib/top/top.X
@@ -82,7 +82,7 @@ Do not display idle processes.
 By default, top displays both active and idle processes.
 .TP
 .B \-n
-Use \*(lqnon-interactive\*(rq mode.  This is indentical to \*(lqbatch\*(rq
+Use \*(lqnon-interactive\*(rq mode.  This is identical to \*(lqbatch\*(rq
 mode.
 .TP
 .B \-q
diff --git a/gnu/usr.bin/ld/ldd/ldd.1 b/gnu/usr.bin/ld/ldd/ldd.1
index 4b499fe2fc9f..6ca8b2874a11 100644
--- a/gnu/usr.bin/ld/ldd/ldd.1
+++ b/gnu/usr.bin/ld/ldd/ldd.1
@@ -14,7 +14,7 @@
 displays all shared objects that are needed to run the given program.
 Contrary to nm(1), the list includes
 .Dq indirect
-depedencies that are the result of needed shared objects which themselves
+dependencies that are the result of needed shared objects which themselves
 depend on yet other shared objects.
 .Pp
 Zero, one or two
diff --git a/gnu/usr.bin/perl/perl/perl.1 b/gnu/usr.bin/perl/perl/perl.1
index 38ce017badf6..a484ddb38863 100644
--- a/gnu/usr.bin/perl/perl/perl.1
+++ b/gnu/usr.bin/perl/perl/perl.1
@@ -1,7 +1,10 @@
 .rn '' }`
-''' $RCSfile: perl.1,v $$Revision: 1.2 $$Date: 1994/10/27 23:16:52 $
+''' $RCSfile: perl.1,v $$Revision: 1.3 $$Date: 1996/10/05 22:26:23 $
 ''' 
 ''' $Log: perl.1,v $
+''' Revision 1.3  1996/10/05 22:26:23  wosch
+''' delete doubled words, e.g.: "the the" -> "the"
+'''
 ''' Revision 1.2  1994/10/27 23:16:52  wollman
 ''' Convince Perl to that is is part of the system, as /usr/bin/perl (binary)
 ''' and /usr/share/perl (library).  The latter was chosen as analogous to other
@@ -4596,7 +4599,7 @@ You may have as many parentheses as you wish.  If you have more than 9
 substrings, the variables $10, $11, ... refer to the corresponding
 substring.  Within the pattern, \e10, \e11,
 etc. refer back to substrings if there have been at least that many left parens
-before the backreference.  Otherwise (for backward compatibilty) \e10
+before the backreference.  Otherwise (for backward compatibility) \e10
 is the same as \e010, a backspace,
 and \e11 the same as \e011, a tab.
 And so on.
diff --git a/gnu/usr.bin/send-pr/send-pr.1 b/gnu/usr.bin/send-pr/send-pr.1
index ba2313403cc0..dc8f50df84d3 100644
--- a/gnu/usr.bin/send-pr/send-pr.1
+++ b/gnu/usr.bin/send-pr/send-pr.1
@@ -170,7 +170,7 @@ describe only
 with each problem report.
 .IP \(bu 3m
 For follow-up mail, use the same subject line as the one in the automatic
-acknowledgent. It consists of category, PR number and the original synopsis
+acknowledgement. It consists of category, PR number and the original synopsis
 line.  This allows the support site to relate several mail messages to a
 particular PR and to record them automatically.
 .IP \(bu 3m 
diff --git a/sbin/md5/md5.1 b/sbin/md5/md5.1
index 4a79abbacfae..cadc2066af18 100644
--- a/sbin/md5/md5.1
+++ b/sbin/md5/md5.1
@@ -1,4 +1,4 @@
-.Dd Feburary 14, 1994
+.Dd February 14, 1994
 .Dt MD5 1
 .Os
 .Sh NAME
diff --git a/usr.bin/ldd/ldd.1 b/usr.bin/ldd/ldd.1
index 4b499fe2fc9f..6ca8b2874a11 100644
--- a/usr.bin/ldd/ldd.1
+++ b/usr.bin/ldd/ldd.1
@@ -14,7 +14,7 @@
 displays all shared objects that are needed to run the given program.
 Contrary to nm(1), the list includes
 .Dq indirect
-depedencies that are the result of needed shared objects which themselves
+dependencies that are the result of needed shared objects which themselves
 depend on yet other shared objects.
 .Pp
 Zero, one or two
diff --git a/usr.bin/rdist/rdist.1 b/usr.bin/rdist/rdist.1
index aec461f37495..c8d7a29cec87 100644
--- a/usr.bin/rdist/rdist.1
+++ b/usr.bin/rdist/rdist.1
@@ -125,7 +125,7 @@ Alternative program to provide
 .Xr rsh 1 -like
 transport to the remote server.  It must provide a binary-transparent path
 to the remote server, and must have a command argument syntax that is
-compatable with
+compatible with
 .Xr rsh 1 .
 .It Fl d Ar var=value
 Define
diff --git a/usr.bin/su/su.1 b/usr.bin/su/su.1
index 530faf17faf1..17d2ae31318a 100644
--- a/usr.bin/su/su.1
+++ b/usr.bin/su/su.1
@@ -30,7 +30,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\"	@(#)su.1	8.2 (Berkeley) 4/18/94
-.\"	$Id: su.1,v 1.8 1997/02/24 20:32:23 guido Exp $
+.\"	$Id: su.1,v 1.9 1997/08/12 06:45:43 charnier Exp $
 .\"
 .\" this is for hilit19's braindeadness: "
 .Dd April 18, 1994
@@ -112,7 +112,7 @@ is set to
 .Dq Pa /bin:/usr/bin .
 .Ev TERM
 is imported from your current environment.
-Envronment variables may be set or overridden from the login class
+Environment variables may be set or overridden from the login class
 capabilities database according to the class of the target login.
 The invoked shell is the target login's, and
 .Nm
diff --git a/usr.sbin/kbdmap/kbdmap.1 b/usr.sbin/kbdmap/kbdmap.1
index 6bc49d3b4da4..c670953e384f 100644
--- a/usr.sbin/kbdmap/kbdmap.1
+++ b/usr.sbin/kbdmap/kbdmap.1
@@ -22,7 +22,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\" $Id: kbdmap.1,v 1.10 1997/02/22 16:06:01 peter Exp $
+.\" $Id: kbdmap.1,v 1.11 1997/05/19 07:30:45 jkh Exp $
 
 .Dd Mar 25, 1995
 .Dt KBDMAP 1
@@ -92,7 +92,7 @@ More warnings.
 .Sh ENVIRONMENT
 .Bl -tag -width /etc/master.passwdxx -compact
 .Ev LANG	
-Prefered language.
+Preferred language.
 .Sh FILES
 .Bl -tag -width /usr/share/syscons/keymaps/INDEX.keymaps -compact
 .It Pa /usr/share/syscons/keymaps/INDEX.keymaps