텀: is_term(), term_exists(), get_objects_in_term(), get_term(), get_term_by(), get_term_children(), get_term_link(), get_terms(), get_the_terms(), get_the_term_list(), has_term(), sanitize term(), wp_get_object_terms(), wp_set_object_terms(), wp_get_post_terms(), wp_set_post_terms()