diff --git generic/tclPipe.c generic/tclPipe.c
index 2ecc5a645..bd49bec06 100644
--- generic/tclPipe.c
+++ generic/tclPipe.c
@@ -450,7 +450,7 @@ TclCreatePipeline(
 				 * at *inPipePtr. NULL means command specified
 				 * its own input source. */
     TclFile *outPipePtr,	/* If non-NULL, output to the pipeline goes to
-				 * a pipe, unless overriden by redirection in
+				 * a pipe, unless overridden by redirection in
 				 * the command. The file id with which to read
 				 * frome this pipe is stored at *outPipePtr.
 				 * NULL means command specified its own output
diff --git unix/configure unix/configure
index 159a21b9d..ae5f7d876 100755
--- unix/configure
+++ unix/configure
@@ -18161,7 +18161,7 @@ echo "${ECHO_T}$tcl_ok" >&6
 #------------------------------------------------------------------------
 #	Check whether the timezone data is supplied by the OS or has
 #	to be installed by Tcl. The default is autodetection, but can
-#	be overriden on the configure command line either way.
+#	be overridden on the configure command line either way.
 #------------------------------------------------------------------------
 
 echo "$as_me:$LINENO: checking for timezone data" >&5
diff --git unix/configure.in unix/configure.in
index 61e408f35..678a7a099 100644
--- unix/configure.in
+++ unix/configure.in
@@ -655,7 +655,7 @@ AC_MSG_RESULT([$tcl_ok])
 #------------------------------------------------------------------------
 #	Check whether the timezone data is supplied by the OS or has
 #	to be installed by Tcl. The default is autodetection, but can
-#	be overriden on the configure command line either way.
+#	be overridden on the configure command line either way.
 #------------------------------------------------------------------------
 
 AC_MSG_CHECKING([for timezone data])
diff --git unix/tclUnixChan.c unix/tclUnixChan.c
index b4b27396c..27f2710f1 100644
--- unix/tclUnixChan.c
+++ unix/tclUnixChan.c
@@ -73,7 +73,7 @@ typedef struct FileState {
 
 /*
  * The following structure is used to set or get the serial port attributes in
- * a platform-independant manner.
+ * a platform-independent manner.
  */
 
 typedef struct TtyAttrs {
diff --git unix/tclUnixInit.c unix/tclUnixInit.c
index 4fd41a710..aac8a8df9 100644
--- unix/tclUnixInit.c
+++ unix/tclUnixInit.c
@@ -340,7 +340,7 @@ long tclMacOSXDarwinRelease = 0;
  *
  * TclpInitPlatform --
  *
- *	Initialize all the platform-dependant things like signals and
+ *	Initialize all the platform-dependent things like signals and
  *	floating-point error handling.
  *
  *	Called at process initialization time.
diff --git unix/tclUnixTime.c unix/tclUnixTime.c
index 2a303869b..0fc87eab2 100644
--- unix/tclUnixTime.c
+++ unix/tclUnixTime.c
@@ -115,7 +115,7 @@ TclpGetMicroseconds(void)
  *	This procedure returns a value that represents the highest resolution
  *	clock available on the system. There are no garantees on what the
  *	resolution will be. In Tcl we will call this value a "click". The
- *	start time is also system dependant.
+ *	start time is also system dependent.
  *
  * Results:
  *	Number of clicks from some start time.
@@ -164,7 +164,7 @@ TclpGetClicks(void)
  *	This procedure returns a WideInt value that represents the highest
  *	resolution clock available on the system. There are no garantees on
  *	what the resolution will be. In Tcl we will call this value a "click".
- *	The start time is also system dependant.
+ *	The start time is also system dependent.
  *
  * Results:
  *	Number of WideInt clicks from some start time.
diff --git win/tclWinInit.c win/tclWinInit.c
index ff5327d0b..308d3f340 100644
--- win/tclWinInit.c
+++ win/tclWinInit.c
@@ -124,7 +124,7 @@ static void		ToUtf(const WCHAR *wSrc, char *dst);
  *
  * TclpInitPlatform --
  *
- *	Initialize all the platform-dependant things like signals,
+ *	Initialize all the platform-dependent things like signals,
  *	floating-point error handling and sockets.
  *
  *	Called at process initialization time.
diff --git win/tclWinTime.c win/tclWinTime.c
index 77924eec3..15e72afdf 100644
--- win/tclWinTime.c
+++ win/tclWinTime.c
@@ -194,7 +194,7 @@ TclpGetSeconds(void)
  *	This procedure returns a value that represents the highest resolution
  *	clock available on the system. There are no guarantees on what the
  *	resolution will be. In Tcl we will call this value a "click". The
- *	start time is also system dependant.
+ *	start time is also system dependent.
  *
  * Results:
  *	Number of clicks from some start time.
