diff --git src/wp-includes/class-wp-editor.php src/wp-includes/class-wp-editor.php
index a9cbe3f88b..083a01fc81 100644
--- src/wp-includes/class-wp-editor.php
+++ src/wp-includes/class-wp-editor.php
@@ -1259,7 +1259,7 @@ final class _WP_Editors {
 			'Distraction-free writing mode' => array( __( 'Distraction-free writing mode' ), 'accessW' ),
 			'No alignment' => __( 'No alignment' ), // Tooltip for the 'alignnone' button in the image toolbar
 			'Remove' => __( 'Remove' ), // Tooltip for the 'remove' button in the image toolbar
-			'Edit ' => __( 'Edit' ), // Tooltip for the 'edit' button in the image toolbar
+			'Edit|button' => __( 'Edit' ), // Tooltip for the 'edit' button in the image toolbar
 			'Paste URL or type to search' => __( 'Paste URL or type to search' ), // Placeholder for the inline link dialog
 			'Apply'  => __( 'Apply' ), // Tooltip for the 'apply' button in the inline link dialog
 			'Link options'  => __( 'Link options' ), // Tooltip for the 'link options' button in the inline link dialog