| competitor(noun, awful, traitor, bad person) |
| conflict(noun, awful, traitor, bad person) |
| contender(noun, bad, unknown, enemy, foe) |
| detractor(noun, bad, unknown, enemy, foe) |
| opposite(noun, hostile, ally, foe, antagonist) |
| rat(noun, friend, buddy, foe, comrade) |
| reverse(noun, hostile, ally, foe, antagonist) |
| abandon(verb, bad, awful, negative) |
| abjurer(noun, foe, traitor, bad person) |
| apostate(noun, foe, traitor, bad person) |
| backstabber(noun, foe, traitor, bad person) |
| cain(noun, foe, traitor, bad person) |
| cat-in-the-pan(noun, foe, traitor, bad person) |
| cat in the pan(noun, foe, traitor, bad person) |
| cheater(noun, foe, traitor, bad person) |
| contrarian |
| defector(noun, foe, traitor, bad person) |
| desert(verb, bad, awful, negative) |
| ditch(verb, bad, awful, negative) |
| dump(verb, bad, awful, negative) |