noun
fight, argument
Synonyms: altercation, battle royal, bickering, blow-off, blowup, brannigan, brawl, brouhaha, clash, contest, controversy, disagreement, dispute, exchange, falling-out, flap, fracas, hassle, knock-down drag-out, quarrel, row, ruckus, ruction, rumble, rumpus, scene, set-to, squabble, tiff
Antonyms: agreement, peace
verb
fight, argue
Synonyms: altercate, bicker, brawl, bump heads, contend, cross swords, disagree, dispute, fall out, hassle, have at it, have words, lock horns, pick a bone, put up a fight, quarrel, quibble, row, scrap, spat, squabble, take on, tangle, tiff
Antonyms: agree, give in