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View synonyms for betray

betray

[bih-trey]

verb (used with object)

  1. to deliver or expose to an enemy by treachery or disloyalty.

    Benedict Arnold betrayed his country.

  2. to be unfaithful in guarding, maintaining, or fulfilling.

    to betray a trust.

  3. to disappoint the hopes or expectations of; be disloyal to.

    to betray one's friends.

  4. to reveal or disclose in violation of confidence.

    to betray a secret.

    Synonyms: divulge, tell, expose, bare
    Antonyms: conceal, hide
  5. to reveal unconsciously (something one would preferably conceal).

    Her nervousness betrays her insecurity.

  6. to show or exhibit; reveal; disclose.

    an unfeeling remark that betrays his lack of concern.

    Antonyms: conceal, hide
  7. to deceive, misguide, or corrupt.

    a young lawyer betrayed by political ambitions into irreparable folly.

  8. to seduce and desert.



betray

/ bɪˈtreɪ /

verb

  1. to aid an enemy of (one's nation, friend, etc); be a traitor to

    to betray one's country

  2. to hand over or expose (one's nation, friend, etc) treacherously to an enemy

  3. to disclose (a secret, confidence, etc) treacherously

  4. to break (a promise) or be disloyal to (a person's trust)

  5. to disappoint the expectations of; fail

    his tired legs betrayed him

  6. to show signs of; indicate

    if one taps china, the sound betrays any faults

  7. to reveal unintentionally

    his grin betrayed his satisfaction

  8. to reveal one's true character, intentions, etc

  9. to lead astray; deceive

  10. euphemistic,  to seduce and then forsake (a woman)

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Other Word Forms

  • betrayal noun
  • betrayer noun
  • prebetray verb (used with object)
  • self-betraying adjective
  • unbetraying adjective
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Word History and Origins

Origin of betray1

First recorded in 1200–50; from Middle English bitraien, equivalent to bi- be- + traien, from Old French trair, from Latin trādere “to betray”; traitor
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Word History and Origins

Origin of betray1

C13: from be- + trayen from Old French trair , from Latin trādere
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The national mood betrayed a “mixture of fear and relief,” Mr. Tremlett tells us, and even among “those who opposed him, celebrations were discreet.”

This sets up a long flashback in which we learn that Marian and Edison knew each other in college, and that he betrayed her.

Read more on Los Angeles Times

"I felt betrayed, I feel like they are not taking us as important," Eniola said.

Read more on Barron's

Having now lost a breast to a mastectomy, she feels betrayed.

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They claimed the project was an "artistic provocation", not a trick, but many fans felt betrayed.

Read more on BBC

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