Synonyms for Archenemy:

• n.

  •
  • love,
  • deadly enemy/foe/rival.
  •enemy (noun)
  • opposite,
  • Sectary,
  • competitor,
  • opponent,
  • archfoe,
  • sanguinary,
  • rival,
  • savage,
  • shrew,
  • adversary,
  • opposition,
  • attacker,
  • foe,
  • combatant,
  • invader,
  • antagonist,
  • sectarian,
  • assailant,
  • unfriendly.
  •opponent (noun)
  • assaulter,
  • opposer,
  • contestant,
  • disputant,
  • foil,
  • villain.

• Other synonyms:

  •
  • sworn,
  • archrival,
  • nemesis.
  •
  • bitter,
  • side.
  •Other relevant words:
  • prompter,
  • common enemy,
  • fanatic,
  • monster,
  • public enemy,
  • warmonger,
  • tempter,
  • Abaddon,
  • Evil One,
  • candidate,
  • seducer,
  • demon,
  • fiend,
  • evil spirit,
  • ghost,
  • challenger,
  • archfiend,
  • contender,
  • arch fiend.