Combat

Webster's Dictionary

(1): (v. i.) To struggle or contend, as with an opposing force; to fight.

(2): (v. t.) To fight with; to oppose by force, argument, etc.; to contend against; to resist.

(3): (n.) A fight; a contest of violence; a struggle for supremacy.

(4): (n.) An engagement of no great magnitude; or one in which the parties engaged are not armies.