concurrence Antonyms

quarrel spat squabble stridor strife taboo tangle terrorism tiff transaction tumult tussle uproar shindy set-to selling quibble rammy refusal rejection restriction retailing rhubarb row ruck ruction schism scrap variance veto bone of contention dividing line pigheadedness bunfight bust up rat race fratch war of words polarisation shindig shouting match angry argument round robin battle royal brouhaha warfare wrangle friction argy-bargy difference of opinion