unfaithful

adjective
🔊/ʌnˈfeɪθfl/
🔊/ʌnˈfeɪθfl/
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  1. unfaithful (to somebody) having sex with somebody who is not your husband, wife or usual partner不忠的;通奸的
    • Have you ever been unfaithful to him?你对他是否有过不忠行为?🔊🔊
    • She remained loyal to her unfaithful husband.她仍然忠于对自己不忠的丈夫。
    opposite faithfulTopics Family and relationshipsc2
    Oxford Collocations DictionaryUnfaithful is used with these nouns:
    • husband
    • wife
    See full entry