Betrayer
Betrayer noun - A person who provides information about another's wrongdoing.
Usage example: the arrested drug dealer vowed that he would get his revenge on his betrayer
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Synonyms for Betrayer
Rat fink and betrayer are semantically related In some cases you can use "Rat fink" instead a noun "Betrayer".
Rat fink
Rat fink noun - A person who provides information about another's wrongdoing.
Usage example: who's the sorry rat fink that went squealing to the cops?
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Synonyms for Rat fink
Mutual synonyms
Cite this Source
Rat fink and Betrayer. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/betrayer/rat_fink
Betrayer & Rat fink. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/betrayer/rat_fink>.
Rat fink or Betrayer. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/betrayer/rat_fink.
Google Ngram Viewer shows how "betrayer" and "rat fink" have occurred on timeline