behaving towards other people as if you think you are better than they are synonym superior傲慢的;高傲的 The dress shop assistant was very supercilious. 服装店店员很不卑不亢。 She gave a supercilious smile. 她高傲地笑了笑。
Word Originearly 16th cent.: from Latin superciliosus ‘haughty’, from supercilium ‘eyebrow’.