Sagacity(n.) The quality of being sagacious; quickness or acuteness of sense perceptions; keenness of discernment or penetration with soundness of judgment; shrewdness.
Thesaurus Entries
acuity, acumen, acuteness, anticipation, apperception, astuteness, background, blaseness, cogency, comprehension, contemplation, discernment, discretion, envisagement, envisionment, experience, farseeingness, farsightedness, forecast, foreglance, foregleam, foreglimpse, forehandedness, foreseeing, foresight, foresightedness, grasp, incisiveness, insight, judiciousness, longheadedness, longsightedness, looking ahead, past experience, penetration, perception, perceptiveness, percipience, perspicaciousness, perspicacity, perspicuity, perspicuousness, practical knowledge, practice, prediction, preparation, prepublication, preview, prevision, prospect, prospection, providence, provision, prudence, readiness, sagaciousness, sageness, sapience, seasoning, sensibility, sensitivity, sophistication, tempering, trenchancy, understanding, wisdom, worldly wisdom