$hierarchical_labels = array(
            /* translators: %s: Taxonomy singular name */
            'parent_item_colon' => wp_sprintf( _x( 'Parent %s:', 'Label used to prefix parents of hierarchical items. Not used on non-hierarchical taxonomys. Default is ‘Parent {taxonomy plural name}:’.', 'pinkcrab' ), \esc_attr( $taxonomy->singular ?? '' ) ),
            /* translators: %s: Taxonomy singular name */
            'parent_item'       => wp_sprintf( _x( 'Parent %s', 'Label for the parent term', 'pinkcrab' ), \esc_attr( $taxonomy->singular ?? '' ) ),