noun: sagacity

The quality of being discerning, sound in judgment, farsighted; penetrating intelligence.
Definition: Wisdom

Synonyms: Acumen, astuteness, brains, clear thinking, common sense, comprehension, discernment, discrimination, enlightenment, experience, foresight, good judgment, insight, intelligence, judgment, knowledge, level headedness, perceptiveness, perspicacity, practicality, prudence, sageness, sapience, sense, shrewdness, understanding