pivotal Synonyms

polar paramount pivot pivoting median predominant prepotent pressing prime overruling overriding omphalic mid middle middlemost momentous necessary needed nodal nuclear primary principal prominent climactic life-and-death life-or-death heavy-duty iconic earth-shattering rotatable world-shaking of the essence all important influential salient serious significant substantial umbilical urgent vital weighty most important major axial climatic consequential consignificant core critical