果はたし合あう

godan verb (-u), intransitive verb

duel; fight a duel; settle a score by fighting

Intransitive compound verb meaning to fight a duel or settle a dispute through combat. Often implies a formal or dramatic one-on-one confrontation.

• 彼かれらは決けっ着ちゃくをつけるために果はたし合あうことにした。

  They decided to duel to settle the matter.

• 昔むかしの武ぶ士しはよく果はたし合あったものだ。

  Samurai in the old days often fought duels.