unblitheWiktionary 原文英美构词拆解unun-前缀blitheblithe词干un-(added to adjectives or past participles) not · (added to nouns) lack of词源链古英语Old English约 450–1150 年unblīþe↓ 继承英语Englishunblithe词源说明From Old English unblīþe, equivalent to un- + blithe.释义形容词adjective1Not blithe.