"Sharp disagreement" refers to a situation where two or more people strongly disagree with each other, and their viewpoints or opinions clash significantly. Full definition
This is a point of sharp disagreement among players, but I love the way this game looks. (seganerds.com)
Despite sharp disagreements on their ratings of the overall merits of different gun laws, the two groups of experts were often not far apart in their estimates of the likely effects of laws. (sciencedaily.com)
Like proposals that came before it, the new solution is generating sharp disagreements along those fault lines. (scientificamerican.com)