Adversary

/ˈædvəsəɹi/

/ˈædvɝˌsɛɹi/

Adversary

a person that one is opposed to and fights or competes with

synonyms : antagonist

antonyms : agonist

Examples

1. And although in the courtroom it will be adversaries butting heads, in the real world, it isn't adversaries butting heads.

2. - Time and proximity can change adversaries into allies.

3. The adversaries are well-matched.

4. The adversary literally showered the Russian ships with high-explosive shells.