sagacity
noun
a man of great sagacity:
wisdom, (deep) insight, intelligence, understanding, judgment, acuity, astuteness, insight, sense, canniness, sharpness, depth, profundity, profoundness, perceptiveness, penetration, perception, percipience, perspicuity, discernment, erudition, learning, knowledgeability, thoughtfulness;
rare sapience.
▷antonyms stupidity.