Nouns

(n)fight, fighting, combat, scrapthe act of fighting; any contest or struggle“a fight broke out at the hockey game”, “there was fighting in the streets”, “the unhappy couple got into a terrible scrap”

Adjectives

(s)active, combat-ready, fightingengaged in or ready for military or naval operations“on active duty”, “the platoon is combat-ready”, “review the fighting forces”