きょだつ 虚脱 LinksSentence search for 虚脱Sentence search for きょだつKanji details for 虚 and 脱Edit in JMdict Noun, Suru verb, Intransitive verb1. lethargy; despondency; mental numbnessNoun, Suru verb, Intransitive verb2. (physical) collapse; prostrationMedicine Discussions Log in to talk about this word.