diff --git a/BUILD-CMAKE b/BUILD-CMAKE
index aedce4400c6e8..d083d599914b3 100644
--- a/BUILD-CMAKE
+++ b/BUILD-CMAKE
@@ -105,7 +105,7 @@ CONFIGURATION PARAMETERS
 ---------------------------------------------------------------
 The procedure above will build with default configuration.
 
-Let's you want to change the  configuration parameters and have archive
+Lets you want to change the  configuration parameters and have archive
 storage engine compiled into the server instead of building it as pluggable 
 module.
 
@@ -115,7 +115,7 @@ shell> cmake .  -DWITH_ARCHIVE_STORAGE_ENGINE=1
 
 This can be done during the initial configuration or any time later.
 
-Note, that parameters are "sticky", that is they are remebered in the CMake 
+Note, that parameters are "sticky", that is they are remembered in the CMake 
 cache (CMakeCache.txt file in the build directory)
 
 2) Configuration using cmake-gui (Windows, OSX, or Linux with cmake-gui 
diff --git a/BUILD/SETUP.sh b/BUILD/SETUP.sh
index b62497333c3e3..fba28e1e91011 100755
--- a/BUILD/SETUP.sh
+++ b/BUILD/SETUP.sh
@@ -280,7 +280,7 @@ fi
 # (returns 0 if finds lines)
 
 # As cmake doesn't like CC and CXX with a space, use symlinks from
-# /usr/lib64/ccache if they exits.
+# /usr/lib64/ccache if they exist.
 
 if ccache -V > /dev/null 2>&1 && test "$CCACHE_DISABLE" != "1" && test "$CC" = "gcc"
 then
diff --git a/BUILD/compile-pentium32-gcov b/BUILD/compile-pentium32-gcov
index 44b672b256c7c..360a8d92f5d68 100755
--- a/BUILD/compile-pentium32-gcov
+++ b/BUILD/compile-pentium32-gcov
@@ -15,7 +15,7 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1335  USA
 
-# Need to disable ccache, or we loose the gcov-needed compiler output files.
+# Need to disable ccache, or we lose the gcov-needed compiler output files.
 
 USING_GCOV=1
 CCACHE_GCOV_VERSION_ENABLED=0
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9da615232e8dc..6a522d9df2923 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -63,7 +63,7 @@ IF(UNIX AND NOT APPLE)
   # the empty CMAKE_BUILD_TYPE) and the build many times for
   # different build types without re-running cmake!
   # But we only care about WITH_PIC on Unix, where the check for
-  # CMAKE_BUILD_TYPE hapen to work.
+  # CMAKE_BUILD_TYPE happen to work.
   IF (CMAKE_BUILD_TYPE MATCHES "Debug")
     SET(WITH_PIC_DEFAULT ON)
   ELSE()
diff --git a/cmake/aws_sdk.cmake b/cmake/aws_sdk.cmake
index a0d46e1a89257..e24a141cd1a8c 100644
--- a/cmake/aws_sdk.cmake
+++ b/cmake/aws_sdk.cmake
@@ -43,7 +43,7 @@ FUNCTION (CHECK_AWS_SDK RETVAL REASON)
   ENDIF()
 
   IF(UNIX)
-    # Check librairies required for building SDK
+    # Check libraries required for building SDK
     FIND_PACKAGE(CURL)
     SET_PACKAGE_PROPERTIES(CURL PROPERTIES TYPE REQUIRED)
     IF(NOT CURL_FOUND)
diff --git a/cmake/pcre.cmake b/cmake/pcre.cmake
index 9ebab4e66fee0..8643c988c1ae2 100644
--- a/cmake/pcre.cmake
+++ b/cmake/pcre.cmake
@@ -33,7 +33,7 @@ MACRO(BUNDLE_PCRE2)
     SET(file ${dir}/src/pcre2-build/${intdir}${CMAKE_STATIC_LIBRARY_PREFIX}${lib}${PCRE_STATIC}${CMAKE_STATIC_LIBRARY_SUFFIX})
 
     IF(WIN32)
-      # Debug libary name.
+      # Debug library name.
       # Same condition as in pcre2 CMakeLists.txt that adds "d"
       SET(file_d ${dir}/src/pcre2-build/${intdir}${CMAKE_STATIC_LIBRARY_PREFIX}${lib}${PCRE_STATIC}d${CMAKE_STATIC_LIBRARY_SUFFIX})
       SET_TARGET_PROPERTIES(${lib} PROPERTIES IMPORTED_LOCATION_DEBUG ${file_d})
diff --git a/configure.cmake b/configure.cmake
index 0aaac0c5321b0..43726249c106c 100644
--- a/configure.cmake
+++ b/configure.cmake
@@ -731,7 +731,7 @@ IF(NOT C_HAS_inline)
     SET(C_INLINE __inline)
   ElSE()
     SET(C_INLINE)
-    MESSAGE(WARNING "C compiler does not support funcion inlining")
+    MESSAGE(WARNING "C compiler does not support function inlining")
     IF(NOT NOINLINE)
       MESSAGE(FATAL_ERROR "Use -DNOINLINE=TRUE to allow compilation without inlining")
     ENDIF()
diff --git a/debian/autobake-deb.sh b/debian/autobake-deb.sh
index 8bb4375256bff..4eaf3c98c3b70 100755
--- a/debian/autobake-deb.sh
+++ b/debian/autobake-deb.sh
@@ -168,7 +168,7 @@ fi
 
 # If running autobake-debs.sh inside docker/podman host machine which
 # has 64 bits cpu but container image is 32 bit make sure that we set
-# correct arch with linux32 for 32 bit enviroment
+# correct arch with linux32 for 32 bit environment
 if [ "$architecture" = "i386" ] && [ "$uname_machine" = "x86_64" ]
 then
   BUILDPACKAGE_DPKGCMD+=("linux32")
diff --git a/extra/mariabackup/fil_cur.cc b/extra/mariabackup/fil_cur.cc
index f5033deaf405e..d5cf86460fca2 100644
--- a/extra/mariabackup/fil_cur.cc
+++ b/extra/mariabackup/fil_cur.cc
@@ -47,7 +47,7 @@ specified possibly absolute path.
 For user tablespaces both "./database/table.ibd" and
 "/remote/dir/database/table.ibd" result in "database/table.ibd".
 
-For system tablepsaces (i.e. When is_system is TRUE) both "/remote/dir/ibdata1"
+For system tablespaces (i.e. When is_system is TRUE) both "/remote/dir/ibdata1"
 and "./ibdata1" yield "ibdata1" in the output. */
 const char *
 xb_get_relative_path(
diff --git a/extra/mariabackup/fil_cur.h b/extra/mariabackup/fil_cur.h
index 641b90fa14eb9..6f7d2b3e42341 100644
--- a/extra/mariabackup/fil_cur.h
+++ b/extra/mariabackup/fil_cur.h
@@ -116,7 +116,7 @@ specified possibly absolute path.
 For user tablespaces both "./database/table.ibd" and
 "/remote/dir/database/table.ibd" result in "database/table.ibd".
 
-For system tablepsaces (i.e. When is_system is TRUE) both "/remote/dir/ibdata1"
+For system tablespaces (i.e. When is_system is TRUE) both "/remote/dir/ibdata1"
 and "./ibdata1" yield "ibdata1" in the output. */
 const char *
 xb_get_relative_path(
diff --git a/extra/mariabackup/innobackupex.cc b/extra/mariabackup/innobackupex.cc
index 20f87354fd079..9ddfa0d5394d2 100644
--- a/extra/mariabackup/innobackupex.cc
+++ b/extra/mariabackup/innobackupex.cc
@@ -190,7 +190,7 @@ enum innobackupex_options
 	OPT_DATABASES,
 	OPT_DECOMPRESS,
 
-	/* options wich are passed directly to xtrabackup */
+	/* options which are passed directly to xtrabackup */
 	OPT_CLOSE_FILES,
 	OPT_COMPACT,
 	OPT_COMPRESS,
diff --git a/extra/mariabackup/xbcloud.cc b/extra/mariabackup/xbcloud.cc
index 588a15eb791dd..0a2bcfc7acea1 100644
--- a/extra/mariabackup/xbcloud.cc
+++ b/extra/mariabackup/xbcloud.cc
@@ -213,7 +213,7 @@ static struct my_option my_long_options[] =
 	 GET_ENUM, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
 
 	{"swift-auth-version", OPT_SWIFT_AUTH_VERSION,
-	 "Swift authentication verison to use.",
+	 "Swift authentication version to use.",
 	 &opt_swift_auth_version, &opt_swift_auth_version, 0,
 	 GET_STR_ALLOC, REQUIRED_ARG,
 	 0, 0, 0, 0, 0, 0},
diff --git a/extra/mariabackup/xtrabackup.cc b/extra/mariabackup/xtrabackup.cc
index 163d82fa807c9..63b2321d87f0c 100644
--- a/extra/mariabackup/xtrabackup.cc
+++ b/extra/mariabackup/xtrabackup.cc
@@ -212,7 +212,7 @@ uint xtrabackup_compress = FALSE;
 uint xtrabackup_compress_threads;
 ulonglong xtrabackup_compress_chunk_size = 0;
 
-/* sleep interval beetween log copy iterations in log copying thread
+/* sleep interval between log copy iterations in log copying thread
 in milliseconds (default is 1 second) */
 ulint xtrabackup_log_copy_interval = 1000;
 static ulong max_buf_pool_modified_pct;
@@ -3524,7 +3524,7 @@ xb_fil_io_init()
 @param[in] is_remote true if tablespace file is .isl
 @param[in] skip_node_page0 true if we don't need to read node page 0. Otherwise
 node page0 will be read, and it's size and free pages limit
-will be set from page 0, what is neccessary for checking and fixing corrupted
+will be set from page 0, what is necessary for checking and fixing corrupted
 pages.
 @param[in] defer_space_id use the space id to create space object
 when there is deferred tablespace
@@ -5057,7 +5057,7 @@ This function handles DDL changes at the end of backup, under protection of
 FTWRL.  This ensures consistent backup in presence of DDL.
 
 - New tables, that were created during backup, are now copied into backup.
-  Also, tablespaces with optimized (no redo loggin DDL) are re-copied into 
+  Also, tablespaces with optimized (no redo logging DDL) are re-copied into 
   backup. This tablespaces will get the extension ".new" in the backup
 
 - Tables that were renamed during backup, are marked as renamed
@@ -5194,7 +5194,7 @@ void CorruptedPages::backup_fix_ddl(ds_ctxt *ds_data, ds_ctxt *ds_meta)
 	}
 
 	/* Mariabackup doesn't detect any FILE_OP for the deferred
-	tablespace. There is a possiblity that page0 could've
+	tablespace. There is a possibility that page0 could've
 	been corrupted persistently in the disk */
 	for (auto space_name: defer_space_names) {
 		if (!check_if_skip_table(space_name.c_str())) {
diff --git a/extra/perror.c b/extra/perror.c
index 4710b28035aae..0e1575edc56f8 100644
--- a/extra/perror.c
+++ b/extra/perror.c
@@ -322,7 +322,7 @@ int main(int argc,char *argv[])
       code=atoi(*argv);
       msg = strerror(code);
 
-      // On AIX, unknow error return " Error <CODE> occurred."
+      // On AIX, unknown error return " Error <CODE> occurred."
       snprintf(unknow_aix, sizeof(unknow_aix), " Error %3d occurred.", code);
 
       /*
diff --git a/extra/readline/histexpand.c b/extra/readline/histexpand.c
index 38292c6045b7d..deb341d35af05 100644
--- a/extra/readline/histexpand.c
+++ b/extra/readline/histexpand.c
@@ -848,7 +848,7 @@ history_expand_internal (string, start, end_index_ptr, ret_string, current_line)
 	}
       i += 2;
     }
-  /* Done with modfiers. */
+  /* Done with modifiers. */
   /* Believe it or not, we have to back the pointer up by one. */
   --i;
 
diff --git a/extra/replace.c b/extra/replace.c
index 8b20f812be005..ae04fe3203e80 100644
--- a/extra/replace.c
+++ b/extra/replace.c
@@ -342,7 +342,7 @@ typedef struct st_rep_set {
   uint	found_len;			/* Best match to date */
   int	found_offset;
   uint  table_offset;
-  uint  size_of_bits;			/* For convinience */
+  uint  size_of_bits;			/* For convenience */
 } REP_SET;
 
 typedef struct st_rep_sets {
diff --git a/include/json_lib.h b/include/json_lib.h
index 998d4663610b9..a272e27d83d3e 100644
--- a/include/json_lib.h
+++ b/include/json_lib.h
@@ -35,7 +35,7 @@ typedef struct st_json_string_t
   const uchar *c_str;    /* Current position in JSON string */
   const uchar *str_end;  /* The end on the string. */
   my_wc_t c_next;        /* UNICODE of the last read character */
-  int c_next_len;        /* character lenght of the last read character. */
+  int c_next_len;        /* character length of the last read character. */
   int error;             /* error code. */
 
   CHARSET_INFO *cs;      /* Character set of the JSON string. */
diff --git a/include/my_base.h b/include/my_base.h
index 2ae107c4799b6..b7b09a2475c17 100644
--- a/include/my_base.h
+++ b/include/my_base.h
@@ -267,7 +267,7 @@ enum ha_base_keytype {
   Note that these can only be up to 16 bits!
 */
 
-#define HA_NOSAME		 1U	/* Set if not dupplicated records */
+#define HA_NOSAME		 1U	/* Set if not duplicated records */
 #define HA_PACK_KEY		 2U	/* Pack string key to previous key */
 #define HA_AUTO_KEY		 16U    /* MEMORY/MyISAM/Aria internal */
 #define HA_BINARY_PACK_KEY	 32U	/* Packing of all keys to prev key */
diff --git a/include/myisam.h b/include/myisam.h
index e75e25623ebc5..a7952988f78e1 100644
--- a/include/myisam.h
+++ b/include/myisam.h
@@ -134,7 +134,7 @@ typedef struct st_mi_isaminfo		/* Struct from h_info */
   char  *data_file_name, *index_file_name;
   uint  keys;				/* Number of keys in use */
   uint	options;			/* HA_OPTION_... used */
-  int	errkey,				/* With key was dupplicated on err */
+  int	errkey,				/* With key was duplicated on err */
 	sortkey;			/* clustered by this key */
   File	filenr;				/* (uniq) filenr for datafile */
   time_t create_time;			/* When table was created */
diff --git a/mysql-test/suite/sys_vars/r/sysvars_innodb.result b/mysql-test/suite/sys_vars/r/sysvars_innodb.result
index 3b95064abd32b..eff805bd45858 100644
--- a/mysql-test/suite/sys_vars/r/sysvars_innodb.result
+++ b/mysql-test/suite/sys_vars/r/sysvars_innodb.result
@@ -612,7 +612,7 @@ SESSION_VALUE	NULL
 DEFAULT_VALUE	OFF
 VARIABLE_SCOPE	GLOBAL
 VARIABLE_TYPE	BOOLEAN
-VARIABLE_COMMENT	Enrypt the temporary table data.
+VARIABLE_COMMENT	Encrypt the temporary table data
 NUMERIC_MIN_VALUE	NULL
 NUMERIC_MAX_VALUE	NULL
 NUMERIC_BLOCK_SIZE	NULL
diff --git a/storage/connect/odbconn.cpp b/storage/connect/odbconn.cpp
index 1b35bfa360767..10a06662b28d4 100644
--- a/storage/connect/odbconn.cpp
+++ b/storage/connect/odbconn.cpp
@@ -281,7 +281,7 @@ static CATPARM *AllocCatInfo(PGLOBAL g, CATINFO fid, PCSZ db,
 		cap->Status = (UWORD *)PlugSubAlloc(g, NULL, m * sizeof(UWORD));
 
 	} catch (int n) {
-		htrc("Exeption %d: %s\n", n, g->Message);
+		htrc("Exception %d: %s\n", n, g->Message);
 		cap = NULL;
 	} catch (const char *msg) {
 		htrc(g->Message, msg);
diff --git a/storage/innobase/handler/ha_innodb.cc b/storage/innobase/handler/ha_innodb.cc
index d1bcde83b8077..74a6fedadfc14 100644
--- a/storage/innobase/handler/ha_innodb.cc
+++ b/storage/innobase/handler/ha_innodb.cc
@@ -19728,7 +19728,7 @@ static MYSQL_SYSVAR_BOOL(immediate_scrub_data_uncompressed,
 
 static MYSQL_SYSVAR_BOOL(encrypt_temporary_tables, innodb_encrypt_temporary_tables,
   PLUGIN_VAR_OPCMDARG | PLUGIN_VAR_READONLY,
-  "Enrypt the temporary table data.",
+  "Encrypt the temporary table data",
   NULL, NULL, false);
 
 static struct st_mysql_sys_var* innobase_system_variables[]= {