gistfile1.txt

<?php
/**
 * The code to register a WordPress Custom Post Type (CPT) `fe_recipe`
 * with a custom Taxonomy `fe_recipe_tag`
 * @package fe_recipe
 */

add_action( 'init', 'fe_recipe_cpt' );

/**
 * Register a public CPT and Taxonomy
 */
function fe_recipe_cpt() {

	// Post type should be prefixed, singular, and no more than 20 characters.
	register_post_type( 'fe_recipe', array(
		// Label should be plural and L10n ready.
		'label'       => apply_filters( 'fe_accomodatinos_label', __( 'Accommodations', 'fe_recipe' ) ),
		'public'      => true,
		'has_archive' => true,
		'rewrite'     => array(
			// Slug should be plural and L10n ready.
			'slug'        => apply_filters( 'fe_accommodations_slug', _x( 'accommodations', 'CPT permalink slug', 'fe_recipe' ) ),
			'with_front'  => false,
		),

		/**
		 * 'title', 'editor', 'thumbnail' 'author', 'excerpt','custom-fields',
		 * 'page-attributes' (menu order),'revisions' (will store revisions),
		 * 'trackbacks', 'comments', 'post-formats',
		 */
		'support'     => array( 'title', 'editor' ),

		// Url to icon or choose from built-in https://developer.wordpress.org/resource/dashicons/.
		'menu_icon'   => 'dashicons-feedback',
	) );

}

add_filter( 'fe_accommodations_slug', 'fe_accommodations_slug_to_rooms' );

function fe_accommodations_slug_to_rooms( $slug ) {
   return 'rooms';
}