diff --git a/wp-includes/admin-bar.php b/wp-includes/admin-bar.php
index b35a49fe1a..ba85e1f1ae 100644
--- a/wp-includes/admin-bar.php
+++ b/wp-includes/admin-bar.php
@@ -8,7 +8,7 @@
  */
 
 /**
- * Instantiate the admin bar object and set it up as a global for access elsewhere.
+ * Instantiates the admin bar object and set it up as a global for access elsewhere.
  *
  * UNHOOKING THIS FUNCTION WILL NOT PROPERLY REMOVE THE ADMIN BAR.
  * For that, use show_admin_bar(false) or the {@see 'show_admin_bar'} filter.
@@ -84,13 +84,13 @@ function wp_admin_bar_render() {
 	}
 
 	/**
-	 * Load all necessary admin bar items.
+	 * Loads all necessary admin bar items.
 	 *
 	 * This is the hook used to add, remove, or manipulate admin bar items.
 	 *
 	 * @since 3.1.0
 	 *
-	 * @param WP_Admin_Bar $wp_admin_bar WP_Admin_Bar instance, passed by reference
+	 * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance, passed by reference.
 	 */
 	do_action_ref_array( 'admin_bar_menu', array( &$wp_admin_bar ) );
 
@@ -114,11 +114,11 @@ function wp_admin_bar_render() {
 }
 
 /**
- * Add the WordPress logo menu.
+ * Adds the WordPress logo menu.
  *
  * @since 3.3.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_wp_menu( $wp_admin_bar ) {
 	if ( current_user_can( 'read' ) ) {
@@ -198,11 +198,11 @@ function wp_admin_bar_wp_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add the sidebar toggle button.
+ * Adds the sidebar toggle button.
  *
  * @since 3.8.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_sidebar_toggle( $wp_admin_bar ) {
 	if ( is_admin() ) {
@@ -217,11 +217,11 @@ function wp_admin_bar_sidebar_toggle( $wp_admin_bar ) {
 }
 
 /**
- * Add the "My Account" item.
+ * Adds the "My Account" item.
  *
  * @since 3.3.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_my_account_item( $wp_admin_bar ) {
 	$user_id      = get_current_user_id();
@@ -258,11 +258,11 @@ function wp_admin_bar_my_account_item( $wp_admin_bar ) {
 }
 
 /**
- * Add the "My Account" submenu items.
+ * Adds the "My Account" submenu items.
  *
  * @since 3.1.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_my_account_menu( $wp_admin_bar ) {
 	$user_id      = get_current_user_id();
@@ -328,11 +328,11 @@ function wp_admin_bar_my_account_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add the "Site Name" menu.
+ * Adds the "Site Name" menu.
  *
  * @since 3.3.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_site_menu( $wp_admin_bar ) {
 	// Don't show for logged out users.
@@ -413,7 +413,7 @@ function wp_admin_bar_site_menu( $wp_admin_bar ) {
  *
  * @since 4.3.0
  *
- * @param WP_Admin_Bar $wp_admin_bar WP_Admin_Bar instance.
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  * @global WP_Customize_Manager $wp_customize
  */
 function wp_admin_bar_customize_menu( $wp_admin_bar ) {
@@ -455,11 +455,11 @@ function wp_admin_bar_customize_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add the "My Sites/[Site Name]" menu and all submenus.
+ * Adds the "My Sites/[Site Name]" menu and all submenus.
  *
  * @since 3.1.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_my_sites_menu( $wp_admin_bar ) {
 	// Don't show for logged out users or single site mode.
@@ -665,11 +665,11 @@ function wp_admin_bar_my_sites_menu( $wp_admin_bar ) {
 }
 
 /**
- * Provide a shortlink.
+ * Provides a shortlink.
  *
  * @since 3.1.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_shortlink_menu( $wp_admin_bar ) {
 	$short = wp_get_shortlink( 0, 'query' );
@@ -692,7 +692,7 @@ function wp_admin_bar_shortlink_menu( $wp_admin_bar ) {
 }
 
 /**
- * Provide an edit link for posts and terms.
+ * Provides an edit link for posts and terms.
  *
  * @since 3.1.0
  * @since 5.5.0 Added a "View Post" link on Comments screen for a single post.
@@ -703,7 +703,7 @@ function wp_admin_bar_shortlink_menu( $wp_admin_bar ) {
  *                                global $user_ID, which contains the ID of the current user.
  * @global int      $post_id      The ID of the post when editing comments for a single post.
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_edit_menu( $wp_admin_bar ) {
 	global $tag, $wp_the_query, $user_id, $post_id;
@@ -836,11 +836,11 @@ function wp_admin_bar_edit_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add "Add New" menu.
+ * Adds "Add New" menu.
  *
  * @since 3.1.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_new_content_menu( $wp_admin_bar ) {
 	$actions = array();
@@ -912,11 +912,11 @@ function wp_admin_bar_new_content_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add edit comments link with awaiting moderation count bubble.
+ * Adds edit comments link with awaiting moderation count bubble.
  *
  * @since 3.1.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_comments_menu( $wp_admin_bar ) {
 	if ( ! current_user_can( 'edit_posts' ) ) {
@@ -945,11 +945,11 @@ function wp_admin_bar_comments_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add appearance submenu items to the "Site Name" menu.
+ * Adds appearance submenu items to the "Site Name" menu.
  *
  * @since 3.1.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_appearance_menu( $wp_admin_bar ) {
 	$wp_admin_bar->add_group(
@@ -1027,11 +1027,11 @@ function wp_admin_bar_appearance_menu( $wp_admin_bar ) {
 }
 
 /**
- * Provide an update link if theme/plugin/core updates are available.
+ * Provides an update link if theme/plugin/core updates are available.
  *
  * @since 3.1.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_updates_menu( $wp_admin_bar ) {
 
@@ -1061,11 +1061,11 @@ function wp_admin_bar_updates_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add search form.
+ * Adds search form.
  *
  * @since 3.3.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_search_menu( $wp_admin_bar ) {
 	if ( is_admin() ) {
@@ -1092,11 +1092,11 @@ function wp_admin_bar_search_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add a link to exit recovery mode when Recovery Mode is active.
+ * Adds a link to exit recovery mode when Recovery Mode is active.
  *
  * @since 5.2.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_recovery_mode_menu( $wp_admin_bar ) {
 	if ( ! wp_is_recovery_mode() ) {
@@ -1118,11 +1118,11 @@ function wp_admin_bar_recovery_mode_menu( $wp_admin_bar ) {
 }
 
 /**
- * Add secondary menus.
+ * Adds secondary menus.
  *
  * @since 3.3.0
  *
- * @param WP_Admin_Bar $wp_admin_bar
+ * @param WP_Admin_Bar $wp_admin_bar The WP_Admin_Bar instance.
  */
 function wp_admin_bar_add_secondary_groups( $wp_admin_bar ) {
 	$wp_admin_bar->add_group(
@@ -1146,7 +1146,7 @@ function wp_admin_bar_add_secondary_groups( $wp_admin_bar ) {
 }
 
 /**
- * Style and scripts for the admin bar.
+ * Prints style and scripts for the admin bar.
  *
  * @since 3.1.0
  */
@@ -1158,7 +1158,7 @@ function wp_admin_bar_header() {
 }
 
 /**
- * Default admin bar callback.
+ * Prints default admin bar callback.
  *
  * @since 3.1.0
  */
@@ -1246,7 +1246,7 @@ function is_admin_bar_showing() {
 }
 
 /**
- * Retrieve the admin bar display preference of a user.
+ * Retrieves the admin bar display preference of a user.
  *
  * @since 3.1.0
  * @access private
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 0ed3555d35..4a72639005 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.9-alpha-51885';
+$wp_version = '5.9-alpha-51886';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.