Napoleon and Wellington

• Exes, sometimes
• " . . . naked to mine ___": Shak.
• They're hostile to you
• Ill-wishers
• Adams and Jefferson, e.g.
• Shinedown song about foes
• The Hatfields and the McCoys, e.g
• Them
• The Sith, to the Jedi

Wiktionary Word definitions in Wiktionary
n. (enemy English)