Synonyms of betray in English:

betray

verb

  • 1 he betrayed his own brother
    be disloyal to, be unfaithful to, double-cross, cross, break faith with, inform on/against, give away, denounce, sell out, stab in the back, break one's promise to
    informal rat on, fink on, sell down the river, squeal on, rat on/out, finger
    [Antonyms] be loyal to
  • 2 he betrayed a secret
    reveal, disclose, divulge, tell, give away, leak; unmask, expose, bring out into the open; let slip, let out, let drop, blurt out
    [Antonyms] conceal hide
  • Definition of betray in:

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    Word of the day hubris
    Pronunciation: ˈhjuːbrɪs
    noun
    excessive pride or self-confidence