The `remove_submenu_page()` function in WordPress allows you to remove a specific submenu item from the administrator dashboard by removing its link from the parent menu's submenu array
The `remove_shortcode()` function in WordPress is used to remove a shortcode from your site by calling the function with the shortcode tag as an argument
The `remove_rewrite_tag()` function in WordPress allows developers to remove unwanted rewrite tags from URLs, improving site performance and user experience