Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun betrayer

2 senses of betrayer

Sense 1
informer, betrayer, rat, squealer, blabber -- (one who reveals confidential information in return for money)
       => informant, source -- (a person who supplies information)

Sense 2
double-crosser, double-dealer, two-timer, betrayer, traitor -- (a person who says one thing and does another)
       => deceiver, cheat, cheater, trickster, beguiler, slicker -- (someone who leads you to believe something that is not true)

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