argument

altercation bickering brawl clash controversy debate disagreement dispute exchange feud quarrel squabble

beef blowup bone brush crusher dustup face-off finisher flap fuss gin go hassle knockdown out rhubarb romp row ruckus ruction rumpus run-in scene scrap set-to shindy spat static stew tiff words wrangle

bone of contention bone to pick brannigan difference of opinion donnybrook falling-out knock-down-drag-out

agreement harmony peace

calm

assertion case claim contention debate discussion exchange logic plea questioning reason reasoning

argumentation defense expostulation grounds pleading polemic proof remonstrance remonstration

line of reasoning