| Judas(noun, spy, impostor, renegade, turncoat) |
| abuser |
| adversary(noun, opposition, agent, rebel, criminal) |
| agent(noun, opposition, villain, rebel, criminal) |
| antagonist(noun, opposition, agent, rebel, criminal) |
| apostate(noun, spy, impostor, renegade, turncoat) |
| assailant(noun, opposition, agent, villain, rebel) |
| attacker(noun, opposition, agent, villain, rebel) |
| back-stabber(noun, spy, impostor, renegade, turncoat) |
| backslider(noun, spy, impostor, renegade, turncoat) |
| bandit(noun, opposition, agent, villain, rebel) |
| calumniate |
| caricaturist(noun, bad, evil) |
| castigator |
| competitor(noun, opposition, agent, villain, rebel) |
| conspirator(noun, spy, impostor, renegade, turncoat) |
| contender(noun, opposition, agent, villain, rebel) |
| criminal(noun, opposition, agent, villain, rebel) |
| cynic |
| debunker |