logicai 应该是logical吧,加反义前缀变为illogical,perfect --- imperfect,foryune也是拼错了吧,应该是fortune,他的反义词是misfortune,spell、print和respect貌似米有反义前缀可加,obey的反义词是disobey,understand --- misunderstand,不到之处,敬请指正.