悪夢(あくむ) あくむ noun nightmare, bad dream cognition 1. nightmare, bad dream A frightening or unpleasant dream. Also used figuratively to describe a terrible experience or situation that one wishes to forget. 悪夢(あくむ)を見(み)た。🔊 I had a nightmare. 悪夢(あくむ)のような一日(いちにち)だった。🔊 It was a nightmarish day. あの事故(じこ)は今(いま)でも悪夢(あくむ)として記憶(きおく)に残(のこ)っている。🔊 That accident still remains in my memory as a nightmare. 悪夢(あくむ) combines 悪(あく) (bad, evil) and 夢(ゆめ) (dream).Common expressions悪夢(あくむ)を見(み)る: to have a nightmare悪夢(あくむ)のような: nightmarish, like a nightmare悪夢(あくむ)から覚(さ)める: to wake from a nightmare (literal and figurative)悪夢(あくむ)にうなされる: to be tormented by nightmaresUsageOften used metaphorically to describe terrible experiences or periods:悪夢(あくむ)の三年間(さんねんかん): three nightmarish years悪夢(あくむ)が再(ふたた)び: the nightmare returns Related Words Related: 夢(ゆめ) (dream) Compare: 予知夢(よちむ) (precognitive dream) general Added 2026.2.22 13:32 · Revised 2026.9.2 13:01 12500/12620_akumu