Synonyms of betrayer

1 Syllable
narc, spy, fink, crier, snitch, nark, moll, rat, criers
2 Syllables
stoolie, weasels, ratfink, tipster, snitcher, snitching, traitors, quisling, weasel, brutus, tipsters, judas, traitor, rapist, turncoat
3 Syllables
treasonist, notifier, weaseling, enemies, weaseled, defiler, deserter, backsliders, deserters, forsaker, ravisher, defectors, intriguers, backslider, canaries, intriguer, deceiver, caballer, highbinder, defector, enemy, two-timer, back-stabber, asperser, backstabber, colluder, highbinders, informer, informers
4 Syllables
abandoner, whistleblower, whistle-blower, conspirator, conspirators, double-crosser, double-dealer, prostitute