対決は英語で
to fight

英語の定義

対決
1. n. confrontation, face-off, showdown
2. v. to face off, to confront

face-off

face-off

face-off
1. n. A confrontation or argument between two people or groups
It's unclear which side will win the latest face-off between the President and Congress.
2. n. (ice hockey) The start of play, when two players try to get control of the puck dropped by the referee

confrontation
1. 対決

confrontation
1. n. The act of confronting or challenging another, especially face to face.
2. n. A conflict between armed forces.