Archenemy
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(Redirected from Archnemesis)
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An archenemy, archfoe, archvillain, or nemesis (sometimes spelled arch-enemy, arch-foe, or arch-villain) is the principal enemy of someone or something.[1][2][3] In fiction, it is a character who is the hero/protagonist's worst enemy.
Etymology
The word 'archenemy' or arch-enemy originated around the mid-16th century, from the words arch- (from Greek "arkhos" meaning "most important")[3] and enemy.[1]