General terms:
* Physical conflict: This is a broad term encompassing any conflict involving physical actions.
* Bodily struggle: This term emphasizes the physical nature of the conflict.
* Combat: This term implies a more organized and structured fight.
Specific terms:
* Hand-to-hand combat: This term specifically describes a fight where the characters are using their own bodies and no weapons.
* Melee: This term implies a chaotic fight involving multiple combatants.
* Brawl: This term is more informal and suggests a chaotic and disorganized fight.
* Wrestling: This term implies a specific type of combat that focuses on grappling and takedowns.
Other considerations:
* Size and strength disparity: If the character is significantly smaller or weaker than their opponent, the conflict could be described as a David-and-Goliath struggle or a battle against the odds.
* Weaponry: If the character is using weapons, the conflict could be described as a sword fight or a gun battle.
Ultimately, the best word to use depends on the specific context and the tone you want to convey.