diff --git a/wp-includes/category-template.php b/wp-includes/category-template.php
index 5a7d017990..7063c2d4c9 100644
--- a/wp-includes/category-template.php
+++ b/wp-includes/category-template.php
@@ -352,7 +352,7 @@ function category_description( $category = 0 ) {
  *     @type string|array $taxonomy          Name of the category or categories to retrieve. Default 'category'.
  *     @type bool         $hide_if_empty     True to skip generating markup if no categories are found.
  *                                           Default false (create select element even if no categories are found).
- *     @type bool         $required          Whether the <select> element should have the HTML5 'required' attribute.
+ *     @type bool         $required          Whether the `<select>` element should have the HTML5 'required' attribute.
  *                                           Default false.
  * }
  * @return string HTML content only if 'echo' argument is 0.
diff --git a/wp-includes/class-wp-comment-query.php b/wp-includes/class-wp-comment-query.php
index d1fb20e7d8..0920ca229f 100644
--- a/wp-includes/class-wp-comment-query.php
+++ b/wp-includes/class-wp-comment-query.php
@@ -905,7 +905,8 @@ class WP_Comment_Query {
 	}
 
 	/**
-	 * Populates found_comments and max_num_pages properties for the current query if the limit clause was used.
+	 * Populates found_comments and max_num_pages properties for the current
+	 * query if the limit clause was used.
 	 *
 	 * @since 4.6.0
 	 * @access private
@@ -921,8 +922,8 @@ class WP_Comment_Query {
 			 *
 			 * @since 4.4.0
 			 *
-			 * @param string $found_comments_query SQL query. Default 'SELECT FOUND_ROWS()'.
-			 * @param WP_Comment_Query $comment_query The `WP_Comment_Query` instance.
+			 * @param string           $found_comments_query SQL query. Default 'SELECT FOUND_ROWS()'.
+			 * @param WP_Comment_Query $comment_query        The `WP_Comment_Query` instance.
 			 */
 			$found_comments_query = apply_filters( 'found_comments_query', 'SELECT FOUND_ROWS()', $this );
 
diff --git a/wp-includes/class-wp-customize-manager.php b/wp-includes/class-wp-customize-manager.php
index e277a12cc6..439f50dea4 100644
--- a/wp-includes/class-wp-customize-manager.php
+++ b/wp-includes/class-wp-customize-manager.php
@@ -651,11 +651,13 @@ final class WP_Customize_Manager {
 	}
 
 	/**
-	 * Return the sanitized value for a given setting from the request's POST data.
+	 * Returns the sanitized value for a given setting from the request's POST data.
 	 *
 	 * @since 3.4.0
-	 * @since 4.1.1 Introduced `$default` parameter.
-	 * @since 4.6.0 Return `$default` when setting post value is invalid.
+	 * @since 4.1.1 Introduced the `$default` parameter.
+	 * @since 4.6.0 `$default` is now returned early when the setting post value is invalid.
+	 * @access public
+	 *
 	 * @see WP_REST_Server::dispatch()
 	 * @see WP_Rest_Request::sanitize_params()
 	 * @see WP_Rest_Request::has_valid_params()
@@ -987,7 +989,7 @@ final class WP_Customize_Manager {
 	}
 
 	/**
-	 * Validate setting values.
+	 * Validates setting values.
 	 *
 	 * Sanitization is applied to the values before being passed for validation.
 	 * Validation is skipped for unregistered settings or for values that are
@@ -995,6 +997,7 @@ final class WP_Customize_Manager {
 	 *
 	 * @since 4.6.0
 	 * @access public
+	 *
 	 * @see WP_REST_Request::has_valid_params()
 	 * @see WP_Customize_Setting::validate()
 	 *
@@ -1026,7 +1029,7 @@ final class WP_Customize_Manager {
 	}
 
 	/**
-	 * Prepare setting validity for exporting to the client (JS).
+	 * Prepares setting validity for exporting to the client (JS).
 	 *
 	 * Converts `WP_Error` instance into array suitable for passing into the
 	 * `wp.customize.Notification` JS model.
@@ -1035,9 +1038,9 @@ final class WP_Customize_Manager {
 	 * @access public
 	 *
 	 * @param true|WP_Error $validity Setting validity.
-	 * @return true|array If `$validity` was `WP_Error` then array mapping the error
-	 *                    codes to their respective `message` and `data` to pass
-	 *                    into the `wp.customize.Notification` JS model.
+	 * @return true|array If `$validity` was a WP_Error, the error codes will be array-mapped
+	 *                    to their respective `message` and `data` to pass into the
+	 *                    `wp.customize.Notification` JS model.
 	 */
 	public function prepare_setting_validity_for_js( $validity ) {
 		if ( is_wp_error( $validity ) ) {
@@ -1080,8 +1083,9 @@ final class WP_Customize_Manager {
 		/**
 		 * Fires before save validation happens.
 		 *
-		 * Plugins can add just-in-time `customize_validate_{$setting_id}` filters
+		 * Plugins can add just-in-time {@see 'customize_validate_{$this->ID}'} filters
 		 * at this point to catch any settings registered after `customize_register`.
+		 * The dynamic portion of the hook name, `$this->ID` referrs to the setting ID.
 		 *
 		 * @since 4.6.0
 		 *
diff --git a/wp-includes/class-wp-customize-setting.php b/wp-includes/class-wp-customize-setting.php
index fc78d07cb0..a332594111 100644
--- a/wp-includes/class-wp-customize-setting.php
+++ b/wp-includes/class-wp-customize-setting.php
@@ -464,11 +464,12 @@ class WP_Customize_Setting {
 	}
 
 	/**
-	 * Check user capabilities and theme supports, and then save
+	 * Checks user capabilities and theme supports, and then saves
 	 * the value of the setting.
 	 *
 	 * @since 3.4.0
 	 * @since 4.6.0 Return the result of updating the value.
+	 * @access public
 	 *
 	 * @return false|void False if cap check fails or value isn't set or is invalid.
 	 */
@@ -528,14 +529,15 @@ class WP_Customize_Setting {
 	}
 
 	/**
-	 * Validate an input.
+	 * Validates an input.
 	 *
 	 * @since 4.6.0
 	 * @access public
+	 *
 	 * @see WP_REST_Request::has_valid_params()
 	 *
 	 * @param mixed $value Value to validate.
-	 * @return true|WP_Error
+	 * @return true|WP_Error True if the input was validated, otherwise WP_Error.
 	 */
 	public function validate( $value ) {
 		if ( is_wp_error( $value ) ) {
@@ -548,10 +550,12 @@ class WP_Customize_Setting {
 		$validity = new WP_Error();
 
 		/**
-		 * Validate a Customize setting value.
+		 * Validates a Customize setting value.
 		 *
 		 * Plugins should amend the `$validity` object via its `WP_Error::add()` method.
 		 *
+		 * The dynamic portion of the hook name, `$this->ID`, refers to the setting ID.
+		 *
 		 * @since 4.6.0
 		 *
 		 * @param WP_Error             $validity Filtered from `true` to `WP_Error` when invalid.
@@ -695,14 +699,14 @@ class WP_Customize_Setting {
 			/**
 			 * Filters a Customize setting value not handled as a theme_mod or option.
 			 *
-			 * The dynamic portion of the hook name, `$this->id_date['base']`, refers to
-			 * the base slug of the setting name.
+			 * The dynamic portion of the hook name, `$id_base`, refers to
+			 * the base slug of the setting name, initialized from `$this->id_data['base']`.
 			 *
 			 * For settings handled as theme_mods or options, see those corresponding
 			 * functions for available hooks.
 			 *
 			 * @since 3.4.0
-			 * @since 4.6.0 Added the `$this` setting instance as the second param.
+			 * @since 4.6.0 Added the `$this` setting instance as the second parameter.
 			 *
 			 * @param mixed                $default The setting default value. Default empty.
 			 * @param WP_Customize_Setting $this    The setting instance.
@@ -750,9 +754,10 @@ class WP_Customize_Setting {
 	}
 
 	/**
-	 * Get the data to export to the client via JSON.
+	 * Retrieves the data to export to the client via JSON.
 	 *
 	 * @since 4.6.0
+	 * @access public
 	 *
 	 * @return array Array of parameters passed to JavaScript.
 	 */
diff --git a/wp-includes/class-wp-site.php b/wp-includes/class-wp-site.php
index 5eb10a71c3..a250c8d049 100644
--- a/wp-includes/class-wp-site.php
+++ b/wp-includes/class-wp-site.php
@@ -301,7 +301,7 @@ final class WP_Site {
 	}
 
 	/**
-	 * Retrieve the details for this site.
+	 * Retrieves the details for this site.
 	 *
 	 * This method is used internally to lazy-load the extended properties of a site.
 	 *
diff --git a/wp-includes/class-wp-theme.php b/wp-includes/class-wp-theme.php
index e65ec431ff..40af39df46 100644
--- a/wp-includes/class-wp-theme.php
+++ b/wp-includes/class-wp-theme.php
@@ -1331,12 +1331,11 @@ final class WP_Theme implements ArrayAccess {
 	}
 
 	/**
-	 * Enable a theme for all sites on the current network.
+	 * Enables a theme for all sites on the current network.
 	 *
 	 * @since 4.6.0
-	 *
-	 * @static
 	 * @access public
+	 * @static
 	 *
 	 * @param string|array $stylesheets Stylesheet name or array of stylesheet names.
 	 */
@@ -1358,12 +1357,11 @@ final class WP_Theme implements ArrayAccess {
 	}
 
 	/**
-	 * Disable a theme for all sites on the current network.
+	 * Disables a theme for all sites on the current network.
 	 *
 	 * @since 4.6.0
-	 *
-	 * @static
 	 * @access public
+	 * @static
 	 *
 	 * @param string|array $stylesheets Stylesheet name or array of stylesheet names.
 	 */
diff --git a/wp-includes/class-wp-widget-factory.php b/wp-includes/class-wp-widget-factory.php
index ae721542dd..061625816e 100644
--- a/wp-includes/class-wp-widget-factory.php
+++ b/wp-includes/class-wp-widget-factory.php
@@ -53,14 +53,14 @@ class WP_Widget_Factory {
 	 *
 	 * @since 4.6.0
 	 * @access private
-	 * @see WP_Widget_Factory::hash_object()
-	 *
 	 * @var array
+	 *
+	 * @see WP_Widget_Factory::hash_object()
 	 */
 	private $hashed_class_counts = array();
 
 	/**
-	 * Hash an object, doing fallback of `spl_object_hash()` if not available.
+	 * Hashes an object, doing fallback of `spl_object_hash()` if not available.
 	 *
 	 * This can be eliminated in favor of straight spl_object_hash() when 5.3
 	 * is the minimum requirement for PHP.
@@ -93,7 +93,8 @@ class WP_Widget_Factory {
 	 * Registers a widget subclass.
 	 *
 	 * @since 2.8.0
-	 * @since 4.6.0 The `$widget` param can also be an instance object of `WP_Widget` instead of just a `WP_Widget` subclass name.
+	 * @since 4.6.0 Updated the `$widget` parameter to also accept a WP_Widget instance object
+	 *              instead of simply a `WP_Widget` subclass name.
 	 * @access public
 	 *
 	 * @param string|WP_Widget $widget Either the name of a `WP_Widget` subclass or an instance of a `WP_Widget` subclass.
@@ -110,7 +111,8 @@ class WP_Widget_Factory {
 	 * Un-registers a widget subclass.
 	 *
 	 * @since 2.8.0
-	 * @since 4.6.0 The `$widget` param can also be an instance object of `WP_Widget` instead of just a `WP_Widget` subclass name.
+	 * @since 4.6.0 Updated the `$widget` parameter to also accept a WP_Widget instance object
+	 *              instead of simply a `WP_Widget` subclass name.
 	 * @access public
 	 *
 	 * @param string|WP_Widget $widget Either the name of a `WP_Widget` subclass or an instance of a `WP_Widget` subclass.
diff --git a/wp-includes/comment-template.php b/wp-includes/comment-template.php
index d6a138ddfd..42ebd41e3c 100644
--- a/wp-includes/comment-template.php
+++ b/wp-includes/comment-template.php
@@ -138,7 +138,7 @@ function comment_author_email( $comment_ID = 0 ) {
  * address and use it for their own means good and bad.
  *
  * @since 0.71
- * @since 4.6.0 The `$comment` parameter was added.
+ * @since 4.6.0 Added the `$comment` parameter.
  *
  * @param string         $linktext Optional. Text to display instead of the comment author's email address.
  *                                 Default empty.
@@ -162,7 +162,7 @@ function comment_author_email_link( $linktext = '', $before = '', $after = '', $
  * address and use it for their own means good and bad.
  *
  * @since 2.7.0
- * @since 4.6.0 The `$comment` parameter was added.
+ * @since 4.6.0 Added the `$comment` parameter.
  *
  * @param string         $linktext Optional. Text to display instead of the comment author's email address.
  *                                 Default empty.
@@ -358,7 +358,7 @@ function comment_author_url( $comment_ID = 0 ) {
  * in the order of $before, link, and finally $after.
  *
  * @since 1.5.0
- * @since 4.6.0 The `$comment` parameter was added.
+ * @since 4.6.0 Added the `$comment` parameter.
  *
  * @param string         $linktext Optional. The text to display instead of the comment
  *                                 author's email address. Default empty.
@@ -396,7 +396,7 @@ function get_comment_author_url_link( $linktext = '', $before = '', $after = '',
  * Displays the HTML link of the url of the author of the current comment.
  *
  * @since 0.71
- * @since 4.6.0 The `$comment` parameter was added.
+ * @since 4.6.0 Added the `$comment` parameter.
  *
  * @param string         $linktext Optional. Text to display instead of the comment author's
  *                                 email address. Default empty.
diff --git a/wp-includes/comment.php b/wp-includes/comment.php
index a2c43956a8..dad3f7639a 100644
--- a/wp-includes/comment.php
+++ b/wp-includes/comment.php
@@ -2035,7 +2035,7 @@ function wp_update_comment($commentarr) {
 	 * The hook also fires immediately before comment status transition hooks are fired.
 	 *
 	 * @since 1.2.0
-	 * @since 4.6.0 The `$data` parameter was added.
+	 * @since 4.6.0 Added the `$data` parameter.
 	 *
 	 * @param int   $comment_ID The comment ID.
 	 * @param array $data       Comment data.
diff --git a/wp-includes/compat.php b/wp-includes/compat.php
index 407e1779db..696e2b8ea9 100644
--- a/wp-includes/compat.php
+++ b/wp-includes/compat.php
@@ -517,13 +517,15 @@ if ( ! function_exists( 'spl_autoload_register' ) ):
 	}
 
 	/**
-	 * Register a function to be autoloaded.
+	 * Registers a function to be autoloaded.
 	 *
 	 * @since 4.6.0
 	 *
 	 * @param callable $autoload_function The function to register.
-	 * @param boolean $throw Should the function throw an exception if the function isn't callable?
-	 * @param boolean $prepend Should we prepend the function to the stack?
+	 * @param bool     $throw             Optional. Whether the function should throw an exception
+	 *                                    if the function isn't callable. Default true.
+	 * @param bool     $prepend           Whether the function should be prepended to the stack.
+	 *                                    Default false.
 	 */
 	function spl_autoload_register( $autoload_function, $throw = true, $prepend = false ) {
 		if ( $throw && ! is_callable( $autoload_function ) ) {
@@ -546,12 +548,12 @@ if ( ! function_exists( 'spl_autoload_register' ) ):
 	}
 
 	/**
-	 * Unregister an autoloader function.
+	 * Unregisters an autoloader function.
 	 *
 	 * @since 4.6.0
 	 *
 	 * @param callable $function The function to unregister.
-	 * @return boolean True if the function was unregistered, false if it could not be.
+	 * @return bool True if the function was unregistered, false if it could not be.
 	 */
 	function spl_autoload_unregister( $function ) {
 		global $_wp_spl_autoloaders;
@@ -566,7 +568,7 @@ if ( ! function_exists( 'spl_autoload_register' ) ):
 	}
 
 	/**
-	 * Get the registered autoloader functions.
+	 * Retrieves the registered autoloader functions.
 	 *
 	 * @since 4.6.0
 	 *
diff --git a/wp-includes/formatting.php b/wp-includes/formatting.php
index 505dd3a721..6ab67fd36b 100644
--- a/wp-includes/formatting.php
+++ b/wp-includes/formatting.php
@@ -1491,7 +1491,7 @@ function utf8_uri_encode( $utf8_string, $length = 0 ) {
  * | U+00B7   | l·l   | ll          | Flown dot (between two Ls)              |
  *
  * @since 1.2.1
- * @since 4.6.0 Locale support was added for `de_CH`, `de_CH_informal`, and `ca`.
+ * @since 4.6.0 Added locale support for `de_CH`, `de_CH_informal`, and `ca`.
  *
  * @param string $string Text that might have accent characters
  * @return string Filtered string with replaced "nice" characters.
@@ -4922,13 +4922,13 @@ function print_emoji_detection_script() {
 }
 
 /**
- * Print inline Emoji dection script
+ * Prints inline Emoji dection script
  *
  * @ignore
  * @since 4.6.0
  * @access private
  *
- * @global string $wp_version
+ * @global string $wp_version WordPress version string.
  */
 function _print_emoji_detection_script() {
 	global $wp_version;
diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index 3c3efb4f31..676ce8cb17 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -2438,7 +2438,7 @@ function wp_get_mime_types() {
 }
 
 /**
- * Retrieve list of common file extensions and their types.
+ * Retrieves the list of common file extensions and their types.
  *
  * @since 4.6.0
  *
@@ -3118,7 +3118,7 @@ function wp_send_json_error( $data = null ) {
 }
 
 /**
- * Check that a JSONP callback is a valid JavaScript callback.
+ * Checks that a JSONP callback is a valid JavaScript callback.
  *
  * Only allows alphanumeric characters and the dot character in callback
  * function names. This helps to mitigate XSS attacks caused by directly
@@ -3902,10 +3902,10 @@ function _deprecated_argument( $function, $version, $message = null ) {
 /**
  * Marks a deprecated action or filter hook as deprecated and throws a notice.
  *
- * Use the 'deprecated_hook_run' action to get the backtrace describing where the
- * deprecated hook was called.
+ * Use the {@see 'deprecated_hook_run'} action to get the backtrace describing where
+ * the deprecated hook was called.
  *
- * Default behavior is to trigger a user error if WP_DEBUG is true.
+ * Default behavior is to trigger a user error if `WP_DEBUG` is true.
  *
  * This function is called by the do_action_deprecated() and apply_filters_deprecated()
  * functions, and so generally does not need to be called directly.
@@ -3932,7 +3932,7 @@ function _deprecated_hook( $hook, $version, $replacement = null, $message = null
 	do_action( 'deprecated_hook_run', $hook, $replacement, $version, $message );
 
 	/**
-	 * Filter whether to trigger deprecated hook errors.
+	 * Filters whether to trigger deprecated hook errors.
 	 *
 	 * @since 4.6.0
 	 *
@@ -5364,11 +5364,10 @@ function mysql_to_rfc3339( $date_string ) {
  *
  * @since 4.6.0
  *
- * @param string $context  Context in which the function is called.
- *                         Either 'admin', 'image' or an arbitrary other context.
- *                         Defaults to 'admin'.
- *                         If an arbitrary context is passed, the similarly arbitrary
- *                         "{$context}_memory_limit" filter will be invoked.
+ * @param string $context Optional. Context in which the function is called. Accepts either 'admin',
+ *                        'image', or an arbitrary other context. If an arbitrary context is passed,
+ *                        the similarly arbitrary {@see '{$context}_memory_limit'} filter will be
+ *                        invoked. Default 'admin'.
  * @return bool|int|string The limit that was set or false on failure.
  */
 function wp_raise_memory_limit( $context = 'admin' ) {
@@ -5393,20 +5392,20 @@ function wp_raise_memory_limit( $context = 'admin' ) {
 			/**
 			 * Filters the maximum memory limit available for administration screens.
 			 *
-			 * This only applies to administrators, who may require more memory for tasks like updates.
-			 * Memory limits when processing images (uploaded or edited by users of any role) are
-			 * handled separately.
+			 * This only applies to administrators, who may require more memory for tasks
+			 * like updates. Memory limits when processing images (uploaded or edited by
+			 * users of any role) are handled separately.
 			 *
-			 * The WP_MAX_MEMORY_LIMIT constant specifically defines the maximum memory limit available
-			 * when in the administration back end. The default is 256M (256 megabytes
-			 * of memory) or the original `memory_limit` php.ini value if this is higher.
+			 * The `WP_MAX_MEMORY_LIMIT` constant specifically defines the maximum memory
+			 * limit available when in the administration back end. The default is 256M
+			 * (256 megabytes of memory) or the original `memory_limit` php.ini value if
+			 * this is higher.
 			 *
 			 * @since 3.0.0
-			 * @since 4.6.0 The default takes the original `memory_limit` into account.
+			 * @since 4.6.0 The default now takes the original `memory_limit` into account.
 			 *
-			 * @param int|string $filtered_limit The maximum WordPress memory limit.
-			 *                                   Accepts an integer (bytes), or a shorthand string
-			 *                                   notation, such as '256M'.
+			 * @param int|string $filtered_limit The maximum WordPress memory limit. Accepts an integer
+			 *                                   (bytes), or a shorthand string notation, such as '256M'.
 			 */
 			$filtered_limit = apply_filters( 'admin_memory_limit', $filtered_limit );
 			break;
@@ -5416,11 +5415,11 @@ function wp_raise_memory_limit( $context = 'admin' ) {
 			 * Filters the memory limit allocated for image manipulation.
 			 *
 			 * @since 3.5.0
-			 * @since 4.6.0 The default takes the original `memory_limit` into account.
+			 * @since 4.6.0 The default now takes the original `memory_limit` into account.
 			 *
 			 * @param int|string $filtered_limit Maximum memory limit to allocate for images.
-			 *                                   Default WP_MAX_MEMORY_LIMIT or the original
-			 *                                   php.ini memory_limit, whichever is higher.
+			 *                                   Default `WP_MAX_MEMORY_LIMIT` or the original
+			 *                                   php.ini `memory_limit`, whichever is higher.
 			 *                                   Accepts an integer (bytes), or a shorthand string
 			 *                                   notation, such as '256M'.
 			 */
@@ -5438,10 +5437,9 @@ function wp_raise_memory_limit( $context = 'admin' ) {
 			 * @since 4.6.0
 			 *
 			 * @param int|string $filtered_limit Maximum memory limit to allocate for images.
-			 *                                   Default 256M or the original php.ini memory_limit,
-			 *                                   whichever is higher.
-			 *                                   Accepts an integer (bytes), or a shorthand string
-			 *                                   notation, such as '256M'.
+			 *                                   Default '256M' or the original php.ini `memory_limit`,
+			 *                                   whichever is higher. Accepts an integer (bytes), or a
+			 *                                   shorthand string notation, such as '256M'.
 			 */
 			$filtered_limit = apply_filters( "{$context}_memory_limit", $filtered_limit );
 			break;
diff --git a/wp-includes/general-template.php b/wp-includes/general-template.php
index ca48499ed3..0b6e576f92 100644
--- a/wp-includes/general-template.php
+++ b/wp-includes/general-template.php
@@ -2255,7 +2255,7 @@ function the_modified_date( $d = '', $before = '', $after = '', $echo = true ) {
  * Retrieve the date on which the post was last modified.
  *
  * @since 2.1.0
- * @since 4.6.0 The `$post` parameter was added.
+ * @since 4.6.0 Added the `$post` parameter.
  *
  * @param string      $d    Optional. PHP date format defaults to the date_format option if not specified.
  * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default current post.
@@ -2277,7 +2277,7 @@ function get_the_modified_date( $d = '', $post = null ) {
 	 * Filters the date a post was last modified.
 	 *
 	 * @since 2.1.0
-	 * @since 4.6.0 The `$post` parameter was added.
+	 * @since 4.6.0 Added the `$post` parameter.
 	 *
 	 * @param string  $the_time The formatted date.
 	 * @param string  $d        PHP date format. Defaults to value specified in
@@ -2408,7 +2408,7 @@ function the_modified_time($d = '') {
  * Retrieve the time at which the post was last modified.
  *
  * @since 2.0.0
- * @since 4.6.0 The `$post` parameter was added.
+ * @since 4.6.0 Added the `$post` parameter.
  *
  * @param string      $d     Optional. Format to use for retrieving the time the post
  *                           was modified. Either 'G', 'U', or php date format defaults
@@ -2432,7 +2432,7 @@ function get_the_modified_time( $d = '', $post = null ) {
 	 * Filters the localized time a post was last modified.
 	 *
 	 * @since 2.0.0
-	 * @since 4.6.0 The `$post` parameter was added.
+	 * @since 4.6.0 Added the `$post` parameter.
 	 *
 	 * @param string $the_time The formatted time.
 	 * @param string $d        Format to use for retrieving the time the post was
@@ -2788,10 +2788,12 @@ function wp_site_icon() {
 }
 
 /**
- * Prints resource hints to browsers for pre-fetching, pre-rendering and pre-connecting to web sites.
+ * Prints resource hints to browsers for pre-fetching, pre-rendering
+ * and pre-connecting to web sites.
  *
- * Gives hints to browsers to prefetch specific pages or render them in the background,
- * to perform DNS lookups or to begin the connection handshake (DNS, TCP, TLS) in the background.
+ * Gives hints to browsers to prefetch specific pages or render them
+ * in the background, to perform DNS lookups or to begin the connection
+ * handshake (DNS, TCP, TLS) in the background.
  *
  * These performance improving indicators work by using `<link rel"…">`.
  *
@@ -2851,7 +2853,7 @@ function wp_resource_hints() {
 }
 
 /**
- * Returns a list of unique hosts of all enqueued scripts and styles.
+ * Retrieves a list of unique hosts of all enqueued scripts and styles.
  *
  * @since 4.6.0
  *
diff --git a/wp-includes/kses.php b/wp-includes/kses.php
index 3115cc5a76..8be3f79d56 100644
--- a/wp-includes/kses.php
+++ b/wp-includes/kses.php
@@ -1708,8 +1708,8 @@ function safecss_filter_attr( $css, $deprecated = '' ) {
 	 * Filters list of allowed CSS attributes.
 	 *
 	 * @since 2.8.1
-	 * @since 4.4.0 `min-height`, `max-height`, `min-width`, and `max-width` were added.
-	 * @since 4.6.0 `list-style-type` was added.
+	 * @since 4.4.0 Added support for `min-height`, `max-height`, `min-width`, and `max-width`.
+	 * @since 4.6.0 Added support for `list-style-type`.
 	 *
 	 * @param array $attr List of allowed CSS attributes.
 	 */
diff --git a/wp-includes/l10n.php b/wp-includes/l10n.php
index 7976d69ed5..c63777451c 100644
--- a/wp-includes/l10n.php
+++ b/wp-includes/l10n.php
@@ -664,7 +664,7 @@ function load_default_textdomain( $locale = null ) {
 }
 
 /**
- * Load a plugin's translated strings.
+ * Loads a plugin's translated strings.
  *
  * If the path is not given then it will be the root of the plugin directory.
  *
@@ -674,7 +674,7 @@ function load_default_textdomain( $locale = null ) {
  * @since 4.6.0 The function now tries to load the .mo file from the languages directory first.
  *
  * @param string $domain          Unique identifier for retrieving translated strings
- * @param string $deprecated      Use the $plugin_rel_path parameter instead.
+ * @param string $deprecated      Optional. Use the $plugin_rel_path parameter instead. Defaukt false.
  * @param string $plugin_rel_path Optional. Relative path to WP_PLUGIN_DIR where the .mo file resides.
  *                                Default false.
  * @return bool True when textdomain is successfully loaded, false otherwise.
@@ -716,8 +716,8 @@ function load_plugin_textdomain( $domain, $deprecated = false, $plugin_rel_path
  * @since 4.6.0 The function now tries to load the .mo file from the languages directory first.
  *
  * @param string $domain             Text domain. Unique identifier for retrieving translated strings.
- * @param string $mu_plugin_rel_path Relative to WPMU_PLUGIN_DIR directory in which the .mo file resides.
- *                                   Default empty string.
+ * @param string $mu_plugin_rel_path Optional. Relative to `WPMU_PLUGIN_DIR` directory in which the .mo
+ *                                   file resides. Default empty string.
  * @return bool True when textdomain is successfully loaded, false otherwise.
  */
 function load_muplugin_textdomain( $domain, $mu_plugin_rel_path = '' ) {
@@ -799,11 +799,13 @@ function load_child_theme_textdomain( $domain, $path = false ) {
 }
 
 /**
- * Just in time loading of plugin and theme textdomains.
+ * Loads plugin and theme textdomains just-in-time.
  *
- * When a textdomain is encountered for the first time, we try to load the translation file
- * from wp-content/languages, removing the need to call `load_plugin_texdomain()` or
- * `load_theme_texdomain()`. Holds a cached list of available .mo files to improve performance.
+ * When a textdomain is encountered for the first time, we try to load
+ * the translation file from `wp-content/languages`, removing the need
+ * to call load_plugin_texdomain() or load_theme_texdomain().
+ *
+ * Holds a cached list of available .mo files to improve performance.
  *
  * @since 4.6.0
  * @access private
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 3d1d33068f..ca2bb7a322 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.6-beta3-38120';
+$wp_version = '4.6-beta3-38121';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.