diff --git a/lib/libefi/rdwr_efi.c b/lib/libefi/rdwr_efi.c
index 93c79277dae5..5311059ee814 100644
--- a/lib/libefi/rdwr_efi.c
+++ b/lib/libefi/rdwr_efi.c
@@ -224,7 +224,7 @@ efi_get_info(int fd, struct dk_cinfo *dki_info)
 
 	/*
 	 * The simplest way to get the partition number under linux is
-	 * to parse it out of the /dev/<disk><parition> block device name.
+	 * to parse it out of the /dev/<disk><partition> block device name.
 	 * The kernel creates this using the partition number when it
 	 * populates /dev/ so it may be trusted.  The tricky bit here is
 	 * that the naming convention is based on the block device type.
@@ -1198,7 +1198,7 @@ efi_use_whole_disk(int fd)
 	 * Verify that we've found the reserved partition by checking
 	 * that it looks the way it did when we created it in zpool_label_disk.
 	 * If we've found the incorrect partition, then we know that this
-	 * device was reformatted and no longer is soley used by ZFS.
+	 * device was reformatted and no longer is solely used by ZFS.
 	 */
 	if ((efi_label->efi_parts[resv_index].p_size != EFI_MIN_RESV_SIZE) ||
 	    (efi_label->efi_parts[resv_index].p_tag != V_RESERVED) ||
@@ -1284,7 +1284,7 @@ efi_write(int fd, struct dk_gpt *vtoc)
 	if ((rval = efi_get_info(fd, &dki_info)) != 0)
 		return (rval);
 
-	/* check if we are dealing wih a metadevice */
+	/* check if we are dealing with a metadevice */
 	if ((strncmp(dki_info.dki_cname, "pseudo", 7) == 0) &&
 	    (strncmp(dki_info.dki_dname, "md", 3) == 0)) {
 		md_flag = 1;
diff --git a/lib/libshare/smb.c b/lib/libshare/smb.c
index 4c2045dfdb4d..a95607ee0324 100644
--- a/lib/libshare/smb.c
+++ b/lib/libshare/smb.c
@@ -29,7 +29,7 @@
  *
  * TESTING
  * Make sure that samba listens to 'localhost' (127.0.0.1) and that the options
- * 'usershare max shares' and 'usershare owner only' have been rewied/set
+ * 'usershare max shares' and 'usershare owner only' have been reviewed/set
  * accordingly (see zfs(8) for information).
  *
  * Once configuration in samba have been done, test that this
diff --git a/lib/libspl/asm-generic/atomic.c b/lib/libspl/asm-generic/atomic.c
index d0023b182813..03f8ddcfa8f9 100644
--- a/lib/libspl/asm-generic/atomic.c
+++ b/lib/libspl/asm-generic/atomic.c
@@ -37,7 +37,7 @@
 pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER;
 
 /*
- * Theses are the void returning variants
+ * These are the void returning variants
  */
 /* BEGIN CSTYLED */
 #define	ATOMIC_INC(name, type) \
diff --git a/lib/libspl/include/atomic.h b/lib/libspl/include/atomic.h
index 7072a11bdb16..f8c257f9696b 100644
--- a/lib/libspl/include/atomic.h
+++ b/lib/libspl/include/atomic.h
@@ -79,7 +79,7 @@ extern void atomic_add_64(volatile uint64_t *, int64_t);
 #endif
 
 /*
- * Substract delta from target
+ * Subtract delta from target
  */
 extern void atomic_sub_8(volatile uint8_t *, int8_t);
 extern void atomic_sub_char(volatile uchar_t *, signed char);
@@ -173,7 +173,7 @@ extern uint64_t atomic_add_64_nv(volatile uint64_t *, int64_t);
 #endif
 
 /*
- * Substract delta from target
+ * Subtract delta from target
  */
 extern uint8_t atomic_sub_8_nv(volatile uint8_t *, int8_t);
 extern uchar_t atomic_sub_char_nv(volatile uchar_t *, signed char);
diff --git a/lib/libspl/include/sys/kstat.h b/lib/libspl/include/sys/kstat.h
index 9bd0d949d542..69fb6d401fc7 100644
--- a/lib/libspl/include/sys/kstat.h
+++ b/lib/libspl/include/sys/kstat.h
@@ -82,7 +82,7 @@ typedef struct kstat {
 	void		*ks_data;	/* kstat type-specific data */
 	uint_t		ks_ndata;	/* # of type-specific data records */
 	size_t		ks_data_size;	/* total size of kstat data section */
-	hrtime_t	ks_snaptime;	/* time of last data shapshot */
+	hrtime_t	ks_snaptime;	/* time of last data snapshot */
 	/*
 	 * Fields relevant to kernel only
 	 */
diff --git a/lib/libspl/include/sys/param.h b/lib/libspl/include/sys/param.h
index c22d508f9b07..26335187fdca 100644
--- a/lib/libspl/include/sys/param.h
+++ b/lib/libspl/include/sys/param.h
@@ -37,7 +37,7 @@
  * with smaller units (fragments) only in the last direct block.
  * MAXBSIZE primarily determines the size of buffers in the buffer
  * pool. It may be made larger without any effect on existing
- * file systems; however making it smaller make make some file
+ * file systems; however making it smaller may make some file
  * systems unmountable.
  *
  * Note that the blocked devices are assumed to have DEV_BSIZE
diff --git a/lib/libspl/include/sys/uio.h b/lib/libspl/include/sys/uio.h
index 97e8412ef70a..91ee3b3fd00d 100644
--- a/lib/libspl/include/sys/uio.h
+++ b/lib/libspl/include/sys/uio.h
@@ -75,7 +75,7 @@ typedef enum xuio_type {
 
 typedef struct uioa_page_s {		/* locked uio_iov state */
 	int	uioa_pfncnt;		/* count of pfn_t(s) in *uioa_ppp */
-	void	**uioa_ppp;		/* page_t or pfn_t arrary */
+	void	**uioa_ppp;		/* page_t or pfn_t array */
 	caddr_t	uioa_base;		/* address base */
 	size_t	uioa_len;		/* span length */
 } uioa_page_t;
diff --git a/lib/libspl/include/sys/vtoc.h b/lib/libspl/include/sys/vtoc.h
index 22a652b74bf1..5d8448b628dc 100644
--- a/lib/libspl/include/sys/vtoc.h
+++ b/lib/libspl/include/sys/vtoc.h
@@ -51,7 +51,7 @@ extern "C" {
  *		v_sanity		returned as VTOC_SANE
  *						if Disk Label was sane
  *		v_sectorsz		returned as 512
- *		v_reserved [all]	retunred as zero
+ *		v_reserved [all]	returned as zero
  *		timestamp [all]		returned as zero
  *
  *	See  dklabel.h, read_vtoc(), and write_vtoc().
diff --git a/lib/libspl/mkdirp.c b/lib/libspl/mkdirp.c
index 54174175200e..fce2c1c82eb7 100644
--- a/lib/libspl/mkdirp.c
+++ b/lib/libspl/mkdirp.c
@@ -128,7 +128,7 @@ mkdirp(const char *d, mode_t mode)
  *		   caller, or NULL is returned on error.
  *
  *		   The caller should handle error reporting based upon the
- *		   returned vlaue, and should free the returned value,
+ *		   returned value, and should free the returned value,
  *		   when appropriate.
  */
 
diff --git a/lib/libtpool/thread_pool.c b/lib/libtpool/thread_pool.c
index a43fdd9cd608..267fa834bd72 100644
--- a/lib/libtpool/thread_pool.c
+++ b/lib/libtpool/thread_pool.c
@@ -134,7 +134,7 @@ tpool_worker(void *arg)
 
 	/*
 	 * This is the worker's main loop.
-	 * It will only be left if a timeout or an error has occured.
+	 * It will only be left if a timeout or an error has occurred.
 	 */
 	active.tpa_tid = pthread_self();
 	for (;;) {
diff --git a/lib/libzfs/THIRDPARTYLICENSE.openssl b/lib/libzfs/THIRDPARTYLICENSE.openssl
index a2c4adcbe6a5..92c9e196a318 100644
--- a/lib/libzfs/THIRDPARTYLICENSE.openssl
+++ b/lib/libzfs/THIRDPARTYLICENSE.openssl
@@ -101,7 +101,7 @@
  *    must display the following acknowledgement:
  *    "This product includes cryptographic software written by
  *     Eric Young (eay@cryptsoft.com)"
- *    The word 'cryptographic' can be left out if the rouines from the library
+ *    The word 'cryptographic' can be left out if the routines from the library
  *    being used are not cryptographic related :-).
  * 4. If you include any Windows specific code (or a derivative thereof) from 
  *    the apps directory (application code) you must include an acknowledgement:
diff --git a/lib/libzfs/libzfs_crypto.c b/lib/libzfs/libzfs_crypto.c
index d31f43b1fdf2..b7b567ef53c5 100644
--- a/lib/libzfs/libzfs_crypto.c
+++ b/lib/libzfs/libzfs_crypto.c
@@ -242,7 +242,7 @@ get_key_material_raw(FILE *fd, const char *fsname, zfs_keyformat_t keyformat,
 
 out:
 	if (isatty(fileno(fd))) {
-		/* reset the teminal */
+		/* reset the terminal */
 		(void) tcsetattr(fileno(fd), TCSAFLUSH, &old_term);
 		(void) sigaction(SIGINT, &osigint, NULL);
 		(void) sigaction(SIGTSTP, &osigtstp, NULL);
@@ -1321,7 +1321,7 @@ zfs_crypto_rewrap(zfs_handle_t *zhp, nvlist_t *raw_props, boolean_t inheritkey)
 
 		if (is_encroot) {
 			/*
-			 * If this is already an ecryption root, just keep
+			 * If this is already an encryption root, just keep
 			 * any properties not set by the user.
 			 */
 			if (keyformat == ZFS_KEYFORMAT_NONE) {
diff --git a/lib/libzfs/libzfs_dataset.c b/lib/libzfs/libzfs_dataset.c
index 4285d1224e63..ef638a49806c 100644
--- a/lib/libzfs/libzfs_dataset.c
+++ b/lib/libzfs/libzfs_dataset.c
@@ -1451,7 +1451,7 @@ zfs_valid_proplist(libzfs_handle_t *hdl, zfs_type_t type, nvlist_t *nvl,
 					 * There was an error in parsing so
 					 * deal with it by issuing an error
 					 * message and leaving after
-					 * uninitializing the the libshare
+					 * uninitializing the libshare
 					 * interface.
 					 */
 					zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
@@ -1656,7 +1656,7 @@ zfs_add_synthetic_resv(zfs_handle_t *zhp, nvlist_t *nvl)
 
 /*
  * Helper for 'zfs {set|clone} refreservation=auto'.  Must be called after
- * zfs_valid_proplist(), as it is what sets the UINT64_MAX sentinal value.
+ * zfs_valid_proplist(), as it is what sets the UINT64_MAX sentinel value.
  * Return codes must match zfs_add_synthetic_resv().
  */
 static int
diff --git a/lib/libzfs/libzfs_pool.c b/lib/libzfs/libzfs_pool.c
index 653335b6e4f3..694497bc407f 100644
--- a/lib/libzfs/libzfs_pool.c
+++ b/lib/libzfs/libzfs_pool.c
@@ -1524,7 +1524,7 @@ zpool_add(zpool_handle_t *zhp, nvlist_t *nvroot)
 
 		case EOVERFLOW:
 			/*
-			 * This occurrs when one of the devices is below
+			 * This occurs when one of the devices is below
 			 * SPA_MINDEVSIZE.  Unfortunately, we can't detect which
 			 * device was the problem device since there's no
 			 * reliable way to determine device size from userland.
@@ -4147,7 +4147,7 @@ zpool_get_errlog(zpool_handle_t *zhp, nvlist_t **nverrlistp)
 	/*
 	 * Sort the resulting bookmarks.  This is a little confusing due to the
 	 * implementation of ZFS_IOC_ERROR_LOG.  The bookmarks are copied last
-	 * to first, and 'zc_nvlist_dst_size' indicates the number of boomarks
+	 * to first, and 'zc_nvlist_dst_size' indicates the number of bookmarks
 	 * _not_ copied as part of the process.  So we point the start of our
 	 * array appropriate and decrement the total number of elements.
 	 */
@@ -4775,7 +4775,7 @@ zpool_label_disk(libzfs_handle_t *hdl, zpool_handle_t *zhp, char *name)
 	if (rval) {
 		zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, "freshly written "
 		    "EFI label on '%s' is damaged.  Ensure\nthis device "
-		    "is not in in use, and is functioning properly: %d"),
+		    "is not in use, and is functioning properly: %d"),
 		    path, rval);
 		return (zfs_error(hdl, EZFS_LABELFAILED, errbuf));
 	}
diff --git a/lib/libzfs/libzfs_sendrecv.c b/lib/libzfs/libzfs_sendrecv.c
index 9fdb990522d9..c178296f654f 100644
--- a/lib/libzfs/libzfs_sendrecv.c
+++ b/lib/libzfs/libzfs_sendrecv.c
@@ -4702,7 +4702,7 @@ zfs_receive_one(libzfs_handle_t *hdl, int infd, const char *tosnap,
 
 		/*
 		 * Raw sends can not be performed as an incremental on top
-		 * of existing unencryppted datasets. zfs recv -F cant be
+		 * of existing unencrypted datasets. zfs recv -F can't be
 		 * used to blow away an existing encrypted filesystem. This
 		 * is because it would require the dsl dir to point to the
 		 * new key (or lack of a key) and the old key at the same
diff --git a/lib/libzfs_core/libzfs_core.c b/lib/libzfs_core/libzfs_core.c
index d441f3655d03..a3dc70f9e486 100644
--- a/lib/libzfs_core/libzfs_core.c
+++ b/lib/libzfs_core/libzfs_core.c
@@ -822,7 +822,7 @@ recv_impl(const char *snapname, nvlist_t *recvdprops, nvlist_t *localprops,
 	}
 
 	/*
-	 * All recives with a payload should use the new interface.
+	 * All receives with a payload should use the new interface.
 	 */
 	if (resumable || raw || wkeydata != NULL || payload) {
 		nvlist_t *outnvl = NULL;
diff --git a/lib/libzutil/zutil_import.c b/lib/libzutil/zutil_import.c
index e82744383dc0..28733cc747cc 100644
--- a/lib/libzutil/zutil_import.c
+++ b/lib/libzutil/zutil_import.c
@@ -1793,7 +1793,7 @@ zpool_find_import_scan_path(libpc_handle_t *hdl, pthread_mutex_t *lock,
 	char *dpath, *name;
 
 	/*
-	 * Seperate the directory part and last part of the
+	 * Separate the directory part and last part of the
 	 * path. We do this so that we can get the realpath of
 	 * the directory. We don't get the realpath on the
 	 * whole path because if it's a symlink, we want the
@@ -2080,8 +2080,8 @@ zpool_find_import_impl(libpc_handle_t *hdl, importargs_t *iarg)
 	tpool_destroy(t);
 
 	/*
-	 * Process the cache filtering out any entries which are not
-	 * for the specificed pool then adding matching label configs.
+	 * Process the cache, filtering out any entries which are not
+	 * for the specified pool then adding matching label configs.
 	 */
 	cookie = NULL;
 	while ((slice = avl_destroy_nodes(cache, &cookie)) != NULL) {