| tattletale(noun, bad, evil, impostor) |
| traitor(noun, person, opposition, agent, villain) |
| betrayer(noun, opposition, agent, villain, rebel) |
| informer(noun, opposition, agent, villain, rebel) |
| rebel(noun, opposition, agent, villain) |
| Benedict Arnold(noun, expression, impostor, renegade) |
| Judas(noun, impostor, renegade, turncoat) |
| apostate(noun, impostor, renegade, turncoat) |
| back-stabber(noun, impostor, renegade, turncoat) |
| backslider(noun, impostor, renegade, turncoat) |
| conspirator(noun, impostor, renegade, turncoat) |
| deceiver(noun, impostor, renegade, turncoat) |
| defector(noun, impostor, renegade, turncoat) |
| deserter(noun, impostor, renegade, turncoat) |
| fink(noun, impostor, renegade, turncoat) |
| hypocrite(noun, impostor, renegade, turncoat) |
| impostor(noun, renegade, turncoat, hypocrite) |
| intriguer(noun, impostor, renegade, turncoat) |
| miscreant(noun, impostor, renegade, turncoat) |
| quisling(noun, impostor, renegade, turncoat) |