4
whistle-blower
2
complainant
2
inside man
1
talebearer
1
tattler
1
tattletale(noun, gossip)
1
telltale
0
blabber
0
blabberer
0
canary
0
fat mouth
0
whistle blower(expression, idiom)
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APASmart Define. (2015). whistleblower thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/whistleblower/thesaurus/synonyms
ChicagoSmart Define. 2015. "whistleblower thesaurus" https://smartdefine.org/whistleblower/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, whistleblower thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/whistleblower/thesaurus/synonyms>.
MLASmart Define. "whistleblower thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/whistleblower/thesaurus/synonyms>