1. Conditional Antagonism
[Nouns] contention, strife; contest, contestation; struggle; belligerency; opposition [more].
competition, rivalry; corrivalry, corrivalship, agonism, concours, match, race, horse racing, heat, steeple chase, handicap; regatta; field day; sham fight, Derby day; turf, sporting, bullfight, tauromachy, gymkhana; boat race, torpids.
wrestling, pugilism, boxing, fisticuffs, spar, mill, set-to, round, bout, event, prize fighting; quarterstaff, single stick; gladiatorship, gymnastics; jiujitsu, jujutsu, kooshti, sumo; athletics, athletic sports; games of skill [more].
shindy; fracas (discord) [more]; clash of arms; tussle, scuffle, broil, fray; affray, affrayment; velitation; colluctation, luctation; brabble, brigue, scramble, melee, scrimmage, stramash, bushfighting.
free fight, stand up fight, hand to hand, running fight.
conflict, skirmish; rencounter, encounter; rencontre, collision, affair, brush, fight; battle, battle royal; combat, action, engagement, joust, tournament; tilt, tilting [Medieval times]; tournay, list; pitched battle.
death struggle, struggle for life or death, life or death struggle, Armageddon.
hard knocks, sharp contest, tug of war.
naval engagement, naumachia, sea fight.
duel, duello; single combat, monomachy, satisfaction, passage d'armes, passage of arms, affair of honor; triangular duel; hostile meeting, digladiation; deeds of arms, feats of arms; appeal to arms (warfare) [more].
pugnacity; combativeness; bone of contention [more].
[Verbs] contend; contest, strive, struggle, scramble, wrestle; spar, square; exchange blows, exchange fisticuffs; fib, justle, tussle, tilt, box, stave, fence; skirmish; pickeer; fight (war) [more]; wrangle (quarrel) [more].
contend with, grapple with, engage with, close with, buckle with, bandy with, try conclusions with, have a brush with, tilt with; encounter, fall foul of, pitch into, clapperclaw, run a tilt at; oppose [more]; reluct.
join issue, come to blows, go to loggerheads, set to, come to the scratch, exchange shots, measure swords, meet hand to hand; take up the cudgels, take up the glove, take up the gauntlet; enter the lists; couch one's lance; give satisfaction; appeal to arms (warfare) [more].
lay about one; break the peace.
compete with, cope with, vie with, race with; outvie, emulate, rival; run a race; contend for, stipulate for, stickle for; insist upon, make a point of.