THESAURUS
Vernunft, acuity, acuteness, adroitness, aptitude, aptness, brain, braininess, brains, brightness, brilliance, clear thinking, cleverness, conception, dexterity, discourse of reason, discursive reason, esprit, flair, genius, giftedness, gifts, gray matter, head, headpiece, intellect, intellection, intellectual faculty, intelligence, keen-wittedness, keenness, mens, mental alertness, mental capacity, mentality, mercurial mind, mind, native cleverness, nimble mind, nimble-wittedness, nimbleness, nous, power of reason, psyche, quick parts, quick thinking, quick wit, quick-wittedness, quickness, ratio, rationality, ready wit, reason, reasoning, reasoning faculty, savvy, sharp-wittedness, sharpness, smartness, sprightly wit, talent, understanding
