Combine Multiple Categories Into One URL Slug
You could override your query with pre_get_posts in functions.php: function add_all_fruits_to_category($query) { $catnames = $query->get(‘category_name’); if ($catnames == ‘fruits’) { $query->set(‘category_name’, $catnames . ‘,bananas,apples,pears’); } } add_action(‘pre_get_posts’, ‘add_all_fruits_to_category’);