diff --git a/common/lib/libx86emu/x86emu.c b/common/lib/libx86emu/x86emu.c
index f63fdcb3d493..52d5ba92896c 100644
--- a/common/lib/libx86emu/x86emu.c
+++ b/common/lib/libx86emu/x86emu.c
@@ -1,5 +1,5 @@
 
-/*	$NetBSD: x86emu.c,v 1.13 2022/10/26 22:09:37 andvar Exp $	*/
+/*	$NetBSD: x86emu.c,v 1.14 2022/11/01 19:45:35 andvar Exp $	*/
 
 /****************************************************************************
 *
@@ -381,7 +381,7 @@ no segment override. Address modes such as -3[BP] or 10[BP+SI] all refer to
 addresses relative to SS (ie: on the stack). So, at the minimum, all
 decodings of addressing modes would have to set/clear a bit describing
 whether the access is relative to DS or SS.  That is the function of the
-cpu-state-varible emu->x86.mode. There are several potential states:
+cpu-state-variable emu->x86.mode. There are several potential states:
 
 	repe prefix seen  (handled elsewhere)
 	repne prefix seen  (ditto)
diff --git a/libexec/telnetd/slc.c b/libexec/telnetd/slc.c
index 346713c69f0b..1e024391e469 100644
--- a/libexec/telnetd/slc.c
+++ b/libexec/telnetd/slc.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: slc.c,v 1.15 2006/11/24 19:46:58 christos Exp $	*/
+/*	$NetBSD: slc.c,v 1.16 2022/11/01 19:45:35 andvar Exp $	*/
 
 /*
  * Copyright (c) 1989, 1993
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)slc.c	8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: slc.c,v 1.15 2006/11/24 19:46:58 christos Exp $");
+__RCSID("$NetBSD: slc.c,v 1.16 2022/11/01 19:45:35 andvar Exp $");
 #endif
 #endif /* not lint */
 
@@ -42,7 +42,7 @@ __RCSID("$NetBSD: slc.c,v 1.15 2006/11/24 19:46:58 christos Exp $");
 
 #ifdef	LINEMODE
 /*
- * local varibles
+ * local variables
  */
 static unsigned char	*def_slcbuf = (unsigned char *)0;
 static int		def_slclen = 0;
diff --git a/sys/arch/sgimips/hpc/pi1ppc.c b/sys/arch/sgimips/hpc/pi1ppc.c
index 515f2cac42b1..789b5281b809 100644
--- a/sys/arch/sgimips/hpc/pi1ppc.c
+++ b/sys/arch/sgimips/hpc/pi1ppc.c
@@ -1,4 +1,4 @@
-/* $NetBSD: pi1ppc.c,v 1.16 2021/12/03 13:27:38 andvar Exp $ */
+/* $NetBSD: pi1ppc.c,v 1.17 2022/11/01 19:45:35 andvar Exp $ */
 
 /*
  * Copyright (c) 2001 Alcove - Nicolas Souchu
@@ -33,7 +33,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pi1ppc.c,v 1.16 2021/12/03 13:27:38 andvar Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pi1ppc.c,v 1.17 2022/11/01 19:45:35 andvar Exp $");
 
 #include "opt_pi1ppc.h"
 
@@ -1057,7 +1057,7 @@ pi1ppc_read_ivar(device_t dev, int index, unsigned int *val)
 	return rval;
 }
 
-/* Write "instance varaibles" of pi1ppc device */
+/* Write "instance variables" of pi1ppc device */
 static int
 pi1ppc_write_ivar(device_t dev, int index, unsigned int *val)
 {
diff --git a/sys/dev/ic/atppc.c b/sys/dev/ic/atppc.c
index 6ac27b391032..848a6965729d 100644
--- a/sys/dev/ic/atppc.c
+++ b/sys/dev/ic/atppc.c
@@ -1,4 +1,4 @@
-/* $NetBSD: atppc.c,v 1.40 2021/12/03 13:27:38 andvar Exp $ */
+/* $NetBSD: atppc.c,v 1.41 2022/11/01 19:45:35 andvar Exp $ */
 
 /*
  * Copyright (c) 2001 Alcove - Nicolas Souchu
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: atppc.c,v 1.40 2021/12/03 13:27:38 andvar Exp $");
+__KERNEL_RCSID(0, "$NetBSD: atppc.c,v 1.41 2022/11/01 19:45:35 andvar Exp $");
 
 #include "opt_atppc.h"
 
@@ -1494,7 +1494,7 @@ atppc_read_ivar(device_t dev, int index, unsigned int *val)
 	return rval;
 }
 
-/* Write "instance varaibles" of atppc device */
+/* Write "instance variables" of atppc device */
 static int
 atppc_write_ivar(device_t dev, int index, unsigned int *val)
 {