Index: src/wp-admin/admin-ajax.php
===================================================================
--- src/wp-admin/admin-ajax.php	(revision 36708)
+++ src/wp-admin/admin-ajax.php	(working copy)
@@ -21,7 +21,7 @@
 /** Load WordPress Bootstrap */
 require_once( dirname( dirname( __FILE__ ) ) . '/wp-load.php' );
 
-/** Allow for cross-domain requests (from the frontend). */
+/** Allow for cross-domain requests (from the front end). */
 send_origin_headers();
 
 // Require an action parameter
Index: src/wp-admin/admin-post.php
===================================================================
--- src/wp-admin/admin-post.php	(revision 36708)
+++ src/wp-admin/admin-post.php	(working copy)
@@ -18,7 +18,7 @@
 else
 	require_once( dirname( dirname( __FILE__ ) ) . '/wp-load.php' );
 
-/** Allow for cross-domain requests (from the frontend). */
+/** Allow for cross-domain requests (from the front end). */
 send_origin_headers();
 
 require_once(ABSPATH . 'wp-admin/includes/admin.php');
Index: src/wp-admin/admin.php
===================================================================
--- src/wp-admin/admin.php	(revision 36708)
+++ src/wp-admin/admin.php	(working copy)
@@ -146,7 +146,7 @@
 	 * 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, or 256 megabytes of memory.
+	 * when in the administration back end. The default is 256M, or 256 megabytes of memory.
 	 *
 	 * @since 3.0.0
 	 *
Index: src/wp-admin/includes/class-wp-site-logo.php
===================================================================
--- src/wp-admin/includes/class-wp-site-logo.php	(revision 36708)
+++ src/wp-admin/includes/class-wp-site-logo.php	(working copy)
@@ -27,7 +27,7 @@
 	}
 
 	/**
-	 * Hide header text on front-end if necessary.
+	 * Hide header text on front end if necessary.
 	 *
 	 * @since 4.5.0
 	 * @access public
Index: src/wp-admin/includes/class-wp-theme-install-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-theme-install-list-table.php	(revision 36708)
+++ src/wp-admin/includes/class-wp-theme-install-list-table.php	(working copy)
@@ -241,7 +241,7 @@
 	 *     public 'rating' => float 80
 	 *     public 'num_ratings' => int 1
 	 *     public 'homepage' => string 'http://wordpress.org/themes/magazine-basic'
-	 *     public 'description' => string 'A basic magazine style layout with a fully customizable layout through a backend interface. Designed by <a href="http://bavotasan.com">c.bavota</a> of <a href="http://tinkerpriestmedia.com">Tinker Priest Media</a>.'
+	 *     public 'description' => string 'A basic magazine style layout with a fully customizable layout through a back-end interface. Designed by <a href="http://bavotasan.com">c.bavota</a> of <a href="http://tinkerpriestmedia.com">Tinker Priest Media</a>.'
 	 *     public 'download_link' => string 'http://wordpress.org/themes/download/magazine-basic.1.1.zip'
 	 */
 	public function single_row( $theme ) {
Index: src/wp-admin/includes/update-core.php
===================================================================
--- src/wp-admin/includes/update-core.php	(revision 36708)
+++ src/wp-admin/includes/update-core.php	(working copy)
@@ -1095,7 +1095,7 @@
 
 	// Clear the cache to prevent an update_option() from saving a stale db_version to the cache
 	wp_cache_flush();
-	// (Not all cache backends listen to 'flush')
+	// (Not all cache back ends listen to 'flush')
 	wp_cache_delete( 'alloptions', 'options' );
 
 	// Remove working directory
Index: src/wp-admin/js/customize-controls.js
===================================================================
--- src/wp-admin/js/customize-controls.js	(revision 36708)
+++ src/wp-admin/js/customize-controls.js	(working copy)
@@ -1557,7 +1557,7 @@
 			// Watch for changes to the section state
 			inject = function ( sectionId ) {
 				var parentContainer;
-				if ( ! sectionId ) { // @todo allow a control to be embedded without a section, for instance a control embedded in the frontend
+				if ( ! sectionId ) { // @todo allow a control to be embedded without a section, for instance a control embedded in the front end.
 					return;
 				}
 				// Wait for the section to be registered
@@ -3039,10 +3039,10 @@
 
 			// Limit the URL to internal, front-end links.
 			//
-			// If the frontend and the admin are served from the same domain, load the
+			// If the front end and the admin are served from the same domain, load the
 			// preview over ssl if the Customizer is being loaded over ssl. This avoids
-			// insecure content warnings. This is not attempted if the admin and frontend
-			// are on different domains to avoid the case where the frontend doesn't have
+			// insecure content warnings. This is not attempted if the admin and front end
+			// are on different domains to avoid the case where the front end doesn't have
 			// ssl certs.
 
 			this.add( 'previewUrl', params.previewUrl ).setter( function( to ) {
Index: src/wp-admin/js/revisions.js
===================================================================
--- src/wp-admin/js/revisions.js	(revision 36708)
+++ src/wp-admin/js/revisions.js	(working copy)
@@ -14,7 +14,7 @@
 	 */
 	revisions = wp.revisions = { model: {}, view: {}, controller: {} };
 
-	// Link post revisions data served from the back-end.
+	// Link post revisions data served from the back end.
 	revisions.settings = window._wpRevisionsSettings || {};
 
 	// For debugging
Index: src/wp-admin/my-sites.php
===================================================================
--- src/wp-admin/my-sites.php	(revision 36708)
+++ src/wp-admin/my-sites.php	(working copy)
@@ -39,7 +39,7 @@
 	'id'      => 'overview',
 	'title'   => __('Overview'),
 	'content' =>
-		'<p>' . __('This screen shows an individual user all of their sites in this network, and also allows that user to set a primary site. They can use the links under each site to visit either the frontend or the dashboard for that site.') . '</p>' .
+		'<p>' . __('This screen shows an individual user all of their sites in this network, and also allows that user to set a primary site. They can use the links under each site to visit either the front end or the dashboard for that site.') . '</p>' .
 		'<p>' . __('Up until WordPress version 3.0, what is now called a Multisite Network had to be installed separately as WordPress MU (multi-user).') . '</p>'
 ) );
 
Index: src/wp-admin/network/sites.php
===================================================================
--- src/wp-admin/network/sites.php	(revision 36708)
+++ src/wp-admin/network/sites.php	(working copy)
@@ -35,7 +35,7 @@
 		'<li>' . __('Dashboard leads to the Dashboard for that site.') . '</li>' .
 		'<li>' . __('Deactivate, Archive, and Spam which lead to confirmation screens. These actions can be reversed later.') . '</li>' .
 		'<li>' . __('Delete which is a permanent action after the confirmation screens.') . '</li>' .
-		'<li>' . __('Visit to go to the frontend site live.') . '</li></ul>' .
+		'<li>' . __('Visit to go to the front-end site live.') . '</li></ul>' .
 		'<p>' . __('The site ID is used internally, and is not shown on the front end of the site or to users/viewers.') . '</p>' .
 		'<p>' . __('Clicking on bold headings can re-sort this table.') . '</p>'
 ) );
Index: src/wp-content/themes/twentyfourteen/inc/featured-content.php
===================================================================
--- src/wp-content/themes/twentyfourteen/inc/featured-content.php	(revision 36708)
+++ src/wp-content/themes/twentyfourteen/inc/featured-content.php	(working copy)
@@ -8,7 +8,7 @@
  * For maximum compatibility with different methods of posting users
  * will designate a featured post tag to associate posts with. Since
  * this tag now has special meaning beyond that of a normal tags, users
- * will have the ability to hide it from the front-end of their site.
+ * will have the ability to hide it from the front end of their site.
  */
 class Featured_Content {
 
@@ -95,7 +95,7 @@
 	}
 
 	/**
-	 * Hide "featured" tag from the front-end.
+	 * Hide "featured" tag from the front end.
 	 *
 	 * Has to run on wp_loaded so that the preview filters of the Customizer
 	 * have a chance to alter the value.
@@ -288,7 +288,7 @@
 	}
 
 	/**
-	 * Hide featured tag from displaying when global terms are queried from the front-end.
+	 * Hide featured tag from displaying when global terms are queried from the front end.
 	 *
 	 * Hooks into the "get_terms" filter.
 	 *
@@ -304,7 +304,7 @@
 	 */
 	public static function hide_featured_term( $terms, $taxonomies, $args ) {
 
-		// This filter is only appropriate on the front-end.
+		// This filter is only appropriate on the front end.
 		if ( is_admin() ) {
 			return $terms;
 		}
@@ -336,7 +336,7 @@
 
 	/**
 	 * Hide featured tag from display when terms associated with a post object
-	 * are queried from the front-end.
+	 * are queried from the front end.
 	 *
 	 * Hooks into the "get_the_terms" filter.
 	 *
@@ -353,7 +353,7 @@
 	 */
 	public static function hide_the_featured_term( $terms, $id, $taxonomy ) {
 
-		// This filter is only appropriate on the front-end.
+		// This filter is only appropriate on the front end.
 		if ( is_admin() ) {
 			return $terms;
 		}
Index: src/wp-content/themes/twentythirteen/inc/custom-header.php
===================================================================
--- src/wp-content/themes/twentythirteen/inc/custom-header.php	(revision 36708)
+++ src/wp-content/themes/twentythirteen/inc/custom-header.php	(working copy)
@@ -13,7 +13,7 @@
  * Set up the WordPress core custom header arguments and settings.
  *
  * @uses add_theme_support() to register support for 3.4 and up.
- * @uses twentythirteen_header_style() to style front-end.
+ * @uses twentythirteen_header_style() to style front end.
  * @uses twentythirteen_admin_header_style() to style wp-admin form.
  * @uses twentythirteen_admin_header_image() to add custom markup to wp-admin form.
  * @uses register_default_headers() to set up the bundled header images.
Index: src/wp-content/themes/twentytwelve/functions.php
===================================================================
--- src/wp-content/themes/twentytwelve/functions.php	(revision 36708)
+++ src/wp-content/themes/twentytwelve/functions.php	(working copy)
@@ -124,7 +124,7 @@
 }
 
 /**
- * Enqueue scripts and styles for front-end.
+ * Enqueue scripts and styles for front end.
  *
  * @since Twenty Twelve 1.0
  */
Index: src/wp-content/themes/twentytwelve/inc/custom-header.php
===================================================================
--- src/wp-content/themes/twentytwelve/inc/custom-header.php	(revision 36708)
+++ src/wp-content/themes/twentytwelve/inc/custom-header.php	(working copy)
@@ -13,7 +13,7 @@
  * Set up the WordPress core custom header arguments and settings.
  *
  * @uses add_theme_support() to register support for 3.4 and up.
- * @uses twentytwelve_header_style() to style front-end.
+ * @uses twentytwelve_header_style() to style front end.
  * @uses twentytwelve_admin_header_style() to style wp-admin form.
  * @uses twentytwelve_admin_header_image() to add custom markup to wp-admin form.
  *
Index: src/wp-includes/cache.php
===================================================================
--- src/wp-includes/cache.php	(revision 36708)
+++ src/wp-includes/cache.php	(working copy)
@@ -247,8 +247,8 @@
 /**
  * Reset internal cache keys and structures.
  *
- * If the cache backend uses global blog or site IDs as part of its cache keys,
- * this function instructs the backend to reset those keys and perform any cleanup
+ * If the cache back end uses global blog or site IDs as part of its cache keys,
+ * this function instructs the back end to reset those keys and perform any cleanup
  * since blog or site IDs have changed since cache init.
  *
  * This function is deprecated. Use wp_cache_switch_to_blog() instead of this
Index: src/wp-includes/class-wp-customize-manager.php
===================================================================
--- src/wp-includes/class-wp-customize-manager.php	(revision 36708)
+++ src/wp-includes/class-wp-customize-manager.php	(working copy)
@@ -1084,7 +1084,7 @@
 	 * that have no corresponding setting created.
 	 *
 	 * This is a mechanism to "wake up" settings that have been dynamically created
-	 * on the frontend and have been sent to WordPress in `$_POST['customized']`. When WP
+	 * on the front end and have been sent to WordPress in `$_POST['customized']`. When WP
 	 * loads, the dynamically-created settings then will get created and previewed
 	 * even though they are not directly created statically with code.
 	 *
@@ -1673,10 +1673,10 @@
 	 */
 	public function customize_pane_settings() {
 		/*
-		 * If the frontend and the admin are served from the same domain, load the
+		 * If the front end and the admin are served from the same domain, load the
 		 * preview over ssl if the Customizer is being loaded over ssl. This avoids
-		 * insecure content warnings. This is not attempted if the admin and frontend
-		 * are on different domains to avoid the case where the frontend doesn't have
+		 * insecure content warnings. This is not attempted if the admin and front end
+		 * are on different domains to avoid the case where the front end doesn't have
 		 * ssl certs. Domain mapping plugins can allow other urls in these conditions
 		 * using the customize_allowed_urls filter.
 		 */
@@ -1752,7 +1752,7 @@
 			}
 		}
 
-		// Pass to frontend the Customizer construct being deeplinked.
+		// Pass to front end the Customizer construct being deeplinked.
 		foreach ( $this->get_autofocus() as $type => $id ) {
 			$can_autofocus = (
 				( 'control' === $type && $this->get_control( $id ) && $this->get_control( $id )->check_capabilities() )
Index: src/wp-includes/class-wp.php
===================================================================
--- src/wp-includes/class-wp.php	(revision 36708)
+++ src/wp-includes/class-wp.php	(working copy)
@@ -331,7 +331,7 @@
 			if ( $t->query_var && isset( $this->query_vars[$t->query_var] ) )
 				$this->query_vars[$t->query_var] = str_replace( ' ', '+', $this->query_vars[$t->query_var] );
 
-		// Don't allow non-publicly queryable taxonomies to be queried from the front-end.
+		// Don't allow non-publicly queryable taxonomies to be queried from the front end.
 		if ( ! is_admin() ) {
 			foreach ( get_taxonomies( array( 'publicly_queryable' => false ), 'objects' ) as $taxonomy => $t ) {
 				/*
Index: src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php
===================================================================
--- src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php	(revision 36708)
+++ src/wp-includes/customize/class-wp-customize-nav-menu-item-setting.php	(working copy)
@@ -495,7 +495,7 @@
 		// @todo We should probably re-apply some constraints imposed by $args.
 		unset( $args['include'] );
 
-		// Remove invalid items only in frontend.
+		// Remove invalid items only in front end.
 		if ( ! is_admin() ) {
 			$items = array_filter( $items, '_is_valid_nav_menu_item' );
 		}
Index: src/wp-includes/functions.wp-scripts.php
===================================================================
--- src/wp-includes/functions.wp-scripts.php	(revision 36708)
+++ src/wp-includes/functions.wp-scripts.php	(working copy)
@@ -220,7 +220,7 @@
 		);
 
 		if ( in_array( $handle, $no ) ) {
-			$message = sprintf( __( 'Do not deregister the %1$s script in the administration area. To target the frontend theme, use the %2$s hook.' ),
+			$message = sprintf( __( 'Do not deregister the %1$s script in the administration area. To target the front-end theme, use the %2$s hook.' ),
 				"<code>$handle</code>", '<code>wp_enqueue_scripts</code>' );
 			_doing_it_wrong( __FUNCTION__, $message, '3.6' );
 			return;
Index: src/wp-includes/js/customize-selective-refresh.js
===================================================================
--- src/wp-includes/js/customize-selective-refresh.js	(revision 36708)
+++ src/wp-includes/js/customize-selective-refresh.js	(working copy)
@@ -63,7 +63,7 @@
 					settings: [],
 					primarySetting: null,
 					containerInclusive: false,
-					fallbackRefresh: true // Note this needs to be false in a frontend editing context.
+					fallbackRefresh: true // Note this needs to be false in a front-end editing context.
 				},
 				options.params || {}
 			);
@@ -526,7 +526,7 @@
 	/**
 	 * Request full page refresh.
 	 *
-	 * When selective refresh is embedded in the context of frontend editing, this request
+	 * When selective refresh is embedded in the context of front-end editing, this request
 	 * must fail or else changes will be lost, unless transactions are implemented.
 	 *
 	 * @since 4.5.0
Index: src/wp-includes/js/heartbeat.js
===================================================================
--- src/wp-includes/js/heartbeat.js	(revision 36708)
+++ src/wp-includes/js/heartbeat.js	(working copy)
@@ -141,7 +141,7 @@
 					settings.mainInterval = settings.minimalInterval;
 				}
 
-				// 'screenId' can be added from settings on the front-end where the JS global 'pagenow' is not set
+				// 'screenId' can be added from settings on the front end where the JS global 'pagenow' is not set
 				if ( ! settings.screenId ) {
 					settings.screenId = options.screenId || 'front';
 				}
Index: src/wp-includes/js/plupload/wp-plupload.js
===================================================================
--- src/wp-includes/js/plupload/wp-plupload.js	(revision 36708)
+++ src/wp-includes/js/plupload/wp-plupload.js	(working copy)
@@ -14,7 +14,7 @@
 	 *
 	 * The Plupload library provides cross-browser uploader UI integration.
 	 * This object bridges the Plupload API to integrate uploads into the
-	 * WordPress back-end and the WordPress media experience.
+	 * WordPress back end and the WordPress media experience.
 	 *
 	 * @param {object} options           The options passed to the new plupload instance.
 	 * @param {object} options.container The id of uploader container.
Index: src/wp-includes/link-template.php
===================================================================
--- src/wp-includes/link-template.php	(revision 36708)
+++ src/wp-includes/link-template.php	(working copy)
@@ -2926,7 +2926,7 @@
 }
 
 /**
- * Retrieve the URL for the current site where the front-end is accessible.
+ * Retrieve the URL for the current site where the front end is accessible.
  *
  * Returns the 'home' option with the appropriate protocol, 'https' if
  * {@see is_ssl()} and 'http' otherwise. If `$scheme` is 'http' or 'https',
@@ -2944,7 +2944,7 @@
 }
 
 /**
- * Retrieve the URL for a given site where the front-end is accessible.
+ * Retrieve the URL for a given site where the front end is accessible.
  *
  * Returns the 'home' option with the appropriate protocol, 'https' if
  * {@see is_ssl()} and 'http' otherwise. If `$scheme` is 'http' or 'https',
Index: src/wp-includes/nav-menu.php
===================================================================
--- src/wp-includes/nav-menu.php	(revision 36708)
+++ src/wp-includes/nav-menu.php	(working copy)
@@ -675,7 +675,7 @@
 
 	$items = array_map( 'wp_setup_nav_menu_item', $items );
 
-	if ( ! is_admin() ) { // Remove invalid items only in frontend
+	if ( ! is_admin() ) { // Remove invalid items only in front end
 		$items = array_filter( $items, '_is_valid_nav_menu_item' );
 	}
 
Index: src/wp-includes/pluggable.php
===================================================================
--- src/wp-includes/pluggable.php	(revision 36708)
+++ src/wp-includes/pluggable.php	(working copy)
@@ -824,7 +824,7 @@
 		$secure = is_ssl();
 	}
 
-	// Frontend cookie is secure when the auth cookie is secure and the site's home URL is forced HTTPS.
+	// Front-end cookie is secure when the auth cookie is secure and the site's home URL is forced HTTPS.
 	$secure_logged_in_cookie = $secure && 'https' === parse_url( get_option( 'home' ), PHP_URL_SCHEME );
 
 	/**
Index: src/wp-includes/post.php
===================================================================
--- src/wp-includes/post.php	(revision 36708)
+++ src/wp-includes/post.php	(working copy)
@@ -5037,7 +5037,7 @@
 		$url = get_the_guid( $post->ID );
 	}
 
-	// On SSL front-end, URLs should be HTTPS.
+	// On SSL front end, URLs should be HTTPS.
 	if ( is_ssl() && ! is_admin() && 'wp-login.php' !== $GLOBALS['pagenow'] ) {
 		$url = set_url_scheme( $url );
 	}
Index: src/wp-includes/taxonomy.php
===================================================================
--- src/wp-includes/taxonomy.php	(revision 36708)
+++ src/wp-includes/taxonomy.php	(working copy)
@@ -271,7 +271,7 @@
  * @since 2.3.0
  * @since 4.2.0 Introduced `show_in_quick_edit` argument.
  * @since 4.4.0 The `show_ui` argument is now enforced on the term editing screen.
- * @since 4.4.0 The `public` argument now controls whether the taxonomy can be queried on the front-end.
+ * @since 4.4.0 The `public` argument now controls whether the taxonomy can be queried on the front end.
  * @since 4.5.0 Introduced `publicly_queryable` argument.
  *
  * @global array $wp_taxonomies Registered taxonomies.
Index: src/wp-includes/user.php
===================================================================
--- src/wp-includes/user.php	(revision 36708)
+++ src/wp-includes/user.php	(working copy)
@@ -1357,7 +1357,7 @@
  *                                             https. Default false.
  *     @type string      $user_registered      Date the user registered. Format is 'Y-m-d H:i:s'.
  *     @type string|bool $show_admin_bar_front Whether to display the Admin Bar for the user on the
- *                                             site's frontend. Default true.
+ *                                             site's front end. Default true.
  *     @type string      $role                 User's role.
  * }
  * @return int|WP_Error The newly created user's ID or a WP_Error object if the user could not
Index: src/wp-includes/widgets.php
===================================================================
--- src/wp-includes/widgets.php	(revision 36708)
+++ src/wp-includes/widgets.php	(working copy)
@@ -638,8 +638,8 @@
 	/**
 	 * Fires before widgets are rendered in a dynamic sidebar.
 	 *
-	 * Note: The action also fires for empty sidebars, and on both the front-end
-	 * and back-end, including the Inactive Widgets sidebar on the Widgets screen.
+	 * Note: The action also fires for empty sidebars, and on both the front end
+	 * and back end, including the Inactive Widgets sidebar on the Widgets screen.
 	 *
 	 * @since 3.9.0
 	 *
@@ -674,7 +674,7 @@
 		/**
 		 * Filter the parameters passed to a widget's display callback.
 		 *
-		 * Note: The filter is evaluated on both the front-end and back-end,
+		 * Note: The filter is evaluated on both the front end and back end,
 		 * including for the Inactive Widgets sidebar on the Widgets screen.
 		 *
 		 * @since 2.5.0
@@ -710,7 +710,7 @@
 		/**
 		 * Fires before a widget's display callback is called.
 		 *
-		 * Note: The action fires on both the front-end and back-end, including
+		 * Note: The action fires on both the front end and back end, including
 		 * for widgets in the Inactive Widgets sidebar on the Widgets screen.
 		 *
 		 * The action is not fired for empty sidebars.
@@ -722,13 +722,13 @@
 		 *
 		 *     @type string $name                Name of the widget.
 		 *     @type string $id                  Widget ID.
-		 *     @type array|callable $callback    When the hook is fired on the front-end, $callback is an array
-		 *                                       containing the widget object. Fired on the back-end, $callback
+		 *     @type array|callable $callback    When the hook is fired on the front end, $callback is an array
+		 *                                       containing the widget object. Fired on the back end, $callback
 		 *                                       is 'wp_widget_control', see $_callback.
 		 *     @type array          $params      An associative array of multi-widget arguments.
 		 *     @type string         $classname   CSS class applied to the widget container.
 		 *     @type string         $description The widget description.
-		 *     @type array          $_callback   When the hook is fired on the back-end, $_callback is populated
+		 *     @type array          $_callback   When the hook is fired on the back end, $_callback is populated
 		 *                                       with an array containing the widget object, see $callback.
 		 * }
 		 */
@@ -743,8 +743,8 @@
 	/**
 	 * Fires after widgets are rendered in a dynamic sidebar.
 	 *
-	 * Note: The action also fires for empty sidebars, and on both the front-end
-	 * and back-end, including the Inactive Widgets sidebar on the Widgets screen.
+	 * Note: The action also fires for empty sidebars, and on both the front end
+	 * and back end, including the Inactive Widgets sidebar on the Widgets screen.
 	 *
 	 * @since 3.9.0
 	 *
@@ -757,8 +757,8 @@
 	/**
 	 * Filter whether a sidebar has widgets.
 	 *
-	 * Note: The filter is also evaluated for empty sidebars, and on both the front-end
-	 * and back-end, including the Inactive Widgets sidebar on the Widgets screen.
+	 * Note: The filter is also evaluated for empty sidebars, and on both the front end
+	 * and back end, including the Inactive Widgets sidebar on the Widgets screen.
 	 *
 	 * @since 3.9.0
 	 *
@@ -770,7 +770,7 @@
 }
 
 /**
- * Whether widget is displayed on the front-end.
+ * Whether widget is displayed on the front end.
  *
  * Either $callback or $id_base can be used
  * $id_base is the first argument when extending WP_Widget class
