听起来你在找NOT IN 的值operator a的参数tax_query.

根据您的情况，您应该使用WP_Query 或pre_get_posts.

然后，您的tax\\u查询将如下所示：

\'tax_query\' => array(
    array(
        \'taxonomy\' => \'{your taxonomy slug}\',
        \'field\' => \'slug\',
        \'terms\' => \'featured\',
        \'operator\' => \'NOT IN\'
    )
)