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betrayer

noun

Someone who betrays, or reveals confidential information; a squealer or informer.

Similar

backstabber double-crosser rat traitor two-timer cockatrice quisling ratter

Opposite

betrayee backstabbee loyalist

UncommonScrabble 13

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Meanings

nounbetrayer (plural betrayers)

plural betrayers

Someone who betrays, or reveals confidential information; a squealer or informer.
Synonyms: backstabber, double-crosser, rat, traitor, two-timer, backstabber, cockatrice, double-crosser · Antonyms: betrayee

Synonyms & antonyms

nounSomeone who betrays, or reveals confidential information; a squealer or informer.

Similar

backstabber double-crosser rat traitor two-timer backstabber cockatrice double-crosser quisling rat ratter recreant renegade serpent snake snake in the grass swike traitor treacher

Opposite

Opposite

backstabbee loyalist

More synonyms by meaning

nounone who reveals confidential information to the police or other authority

Similar

informer rat squealer blabber

Broader

informant source

nouna person who says one thing and does another

Similar

double-crosser double-dealer two-timer traitor

Broader

deceiver cheat cheater

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From betray + -er.

Full word history & related roots →

Rhymes & wordplay

Rhymes with betrayer

player layer prayer mayor slayer surveyor bayer payer sprayer Ayer purveyor weigher grayer brayer preyer Freyr adlayer diaper sprayer gainsayer obeyer waylayer

Anagrams

teaberry rebetray

Cite this entry

APA

betrayer. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/betrayer

MLA

“betrayer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/betrayer. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “betrayer,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/betrayer.

Source: betrayer on Wiktionary, CC BY-SA 4.0.