(hand-to-hand) fight; grapple; scuffle; tussle
struggling (with a problem, task, etc.); grappling; wrestling; getting to grips (with)
選手たちは激しい格闘を繰り広げた。
The competitors engaged in fierce hand-to-hand combat.
格闘技の大会がテレビで中継された。
The martial arts tournament was broadcast live on TV.
犯人と格闘の末に取り押さえた。
After a struggle with the criminal, he was subdued.