Synonyms of enemies

1 Syllable
spy, foe
2 Syllables
rebel, agent, betrayer, villain, traitor, bandit, rival
3 Syllables
terrorist, criminal, opponent, slanderer, assailant, assassin, invader, defiler, detractor, contender, guerrilla, defamer, backbiter, disputant, traducer, vilifier, falsifier, saboteur, asperser, murderer, informer, attacker
4 Syllables
inquisitor, antagonist, emulator, competitor, adversary, archenemy, calumniator, seditionist, prosecutor, opposition
6 Syllables
revolutionary