Synonyms|55Antonyms|3|Broader|2Narrower|0Related|0
5
fink(noun, source, spy, sneak, informer)
4
snitch(noun, source, spy, grass, sneak)
3
betrayer(source, spy, grass, sneak, informer)
3
informer(source, spy, grass, sneak, rascal)
3
snitcher(source, spy, grass, sneak, informer)
3
squealer(source, spy, grass, sneak, informer)
3
stool pigeon(noun, expression, source, spy, informer)
3
tattletale(source, spy, sneak, informer, rat)
3
whistle blower
3
whistleblower
2
spy(grass, decoy, informer, turncoat, conspirator)
2
stoolie
2
talebearer
2
tattler
2
telltale
1
Benedict Arnold(expression, spy, impostor, renegade, turncoat)
1
Judas(spy, impostor, renegade, turncoat, hypocrite)
1
apostate(spy, impostor, renegade, turncoat, hypocrite)
1
back-stabber(spy, impostor, renegade, turncoat, hypocrite)
1
backslider(spy, impostor, renegade, turncoat, hypocrite)
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APASmart Define. (2015). whistle-blower thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/whistle-blower/thesaurus/synonyms
ChicagoSmart Define. 2015. "whistle-blower thesaurus" https://smartdefine.org/whistle-blower/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, whistle-blower thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/whistle-blower/thesaurus/synonyms>.
MLASmart Define. "whistle-blower thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/whistle-blower/thesaurus/synonyms>