Dictionary

archenemy

noun arch·en·e·my \(ˌ)ärch-ˈe-nə-mē\

: someone's main enemy

plural arch·en·e·mies

Full Definition of ARCHENEMY

:  a principal enemy

Examples of ARCHENEMY

  1. The two politicians were archenemies.
  2. The country went to war with its archenemy.

First Known Use of ARCHENEMY

1550

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