Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
Someone who betrays, or reveals confidential information; a squealer or informer.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: backstabber, double-crosser, rat, traitor, two-timer
Antonyms: betrayee
noun
a person who says one thing and does another
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: double-crosser, double-dealer, two-timer, traitor
Antonyms: none provided
Broader terms: deceiver, cheat, cheater, trickster, beguiler, slicker
Narrower terms: Judas
noun
one who reveals confidential information in return for money
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: informer, rat, squealer, blabber
Antonyms: none provided
Broader terms: informant, source
Narrower terms: fink, snitch, snitcher, stoolpigeon, stool pigeon, stoolie, sneak, sneaker, canary, nark, copper's nark, supergrass, grass
History
From betray + -er.
