Synonyms and Antonyms of intelligent
- proud parents typically insist that their child is intelligent way beyond his or her years
- his intelligent response to the emergency averted a disaster
acute, astute, discerning, heady, insightful, knowing, perceptive, percipient, perspicacious, sagacious, sapient, savvy, wise
cerebral, erudite, genial, highbrow, knowledgeable, learned, literate, scholarly, well-read
educated, informed, schooled, skilled, trained
creative, inventive, judicious, prudent, sage, sane, sapient, sensible, sound, wise
boobish, foolish, half-baked, idiotic (also idiotical), imbecile (or imbecilic), moronic, silly
ignorant, illiterate, lowbrow, nonintellectual, unacademic, uneducated, uninformed, unintellectual, untaught, unthinking
absurd, asinine, balmy, cockeyed, crackpot, crazy, cuckoo, daffy, daft, dippy, dotty, featherheaded, fool, half-baked, harebrained, insane, kooky (also kookie), loony (also looney), lunatic, mad, nonsensical, nutty, preposterous, sappy, screwball, tomfool, unwise, wacky (also whacky), zany
airheaded, birdbrained, boneheaded, brain-dead, brainless, bubbleheaded, chuckleheaded, dense, dim, dim-witted, doltish, dopey (also dopy), dorky [slang], dull, dumb, dunderheaded, empty-headed, fatuous, gormless [chiefly British], half-witted, knuckleheaded, lamebrain (or lamebrained), lunkheaded, mindless, obtuse, opaque, pinheaded, senseless, simple, slow, slow-witted, soft, softheaded, stupid, thick, thickheaded, thick-witted, unbrilliant, unintelligent, unsmart, vacuous, weak-minded, witless
- there is some debate over whether dolphins are intelligent animals