Synonyms of whistleblower
- 1 Syllable
- fink, snitch, sneak
- 2 Syllables
- stoolie, squealer, tattlers, tattler, whistler, whistlers, gassers, betrayer, polly, source, turncoat
- 3 Syllables
- blabberer, blabbermouth, canary, backstabber, informant
- 4 Syllables
- sleazemonger, tattletale, whistle-blower, double-crosser