| two-timer(noun, spy, impostor, renegade, turncoat) |
| Judas Iscariot |
| apostate(noun, cheat, spy, informer, swindler) |
| back-stabber(noun, spy, informer, impostor, renegade) |
| backstabber(noun, traitor) |
| conspirator(noun, spy, impostor, renegade, turncoat) |
| deceiver(noun, spy, impostor, renegade, turncoat) |
| decoy |
| defector(spy, impostor, renegade, turncoat, hypocrite) |
| deserter(spy, impostor, renegade, turncoat, hypocrite) |
| double-dealer |
| fink(spy, impostor, renegade, turncoat, hypocrite) |
| informer |
| intriguer(spy, impostor, renegade, turncoat, hypocrite) |
| miscreant(spy, impostor, renegade, turncoat, hypocrite) |
| ratfink |
| rebel(spy, turncoat, conspirator) |
| renegade(noun, spy, impostor, turncoat, hypocrite) |
| sneak(spy, impostor, renegade, turncoat, hypocrite) |
| snitch(spy, impostor, renegade, turncoat, hypocrite) |