N. want of -intelligence, want of - intellect, shadowness, silliness, foolishness, imbecility, incapacity, vacancy of mind, poverty of intellect, weakness of intellect, clouded perception, poor head, apartments to let, stupidity, stolidity, hebetude, dull understanding, meanest capacity, shortsightedness, incompetence, one's weak side, not one's strong point, bias, infatuation, simplicity, puerility, babyhood, dotage, anility, second childishness, fatuity, idiocy, idiotism, driveling, folly, frivolity, irrationality, trifling, ineptitude, nugacity, inconsistency, lip wisdom, conceit, sophistry, giddiness, eccentricity, extravagance, rashness, act of folly, b, be - imbecile, have no -brains, have no sense, trifle, drivel, radoter, dote, ramble, play the fool, play the monkey, monkey around, fool around, take leave of one's senses (insanity) 503, not see an inch beyond one's nose, stultify oneself, talk nonsense

Adj. unintelligent, unintellectual, unreasoning, mindless, witless, reasoningless, brainless, halfbaked, having no head, not -bright, inapprehensible, weak headed, addle headed, puzzle headed, blunder headed, muddle headed, muddy headed, pig headed, beetle headed, buffle headed, chuckle headed, mutton headed, maggoty headed, grossheaded, beef headed, fat witted, fat-headed, weak-minded, feeble-minded, dull minded, shallow minded, lack-brained, rattle-brained, rattle headed, half witted, lean witted, short witted, dull witted, blunt-witted, shallow-pated, clod-pated, addle- pated, dim-sighted, short-sighted, thick-skulled, weak in the upper story, shallow, borne, weak, wanting, soft, sappy, spoony, dull, dull as a beetle, stupid, heavy, insulse, obtuse, blunt, stolid, doltish, asinine, inapt, prosaic, hebetudinous, childish, child-like, infantine, infantile, babyish, babish, puerile, anile, simple, old-womanish, fatuous, idiotic, imbecile, driveling, blatant, babbling, vacant, sottish, bewildered, blockish, unteachable boeotian, boeotic, bovine, ungifted, undiscerning, unenlightened, unwise, unphilosophical, apish, simious, foolish, silly, senseless, irrational, insensate, nonsensical, inept, maudlin, narrow-minded, bigoted, giddy, rash, eccentric, foolish, unwise, injudicious, improper, unreasonable, without reason, ridiculous, absurd, idiotic, silly, stupid, asinine, ill-imagined, ill-advised, ill-judged, ill-devised, mal entendu, inconsistent, irrational, unphilosophical, extravagant, sleeveless, idle, pointless, useless, inexpedient, frivolous

Phr. davus sum non, "a fool's bolt is soon shot" clitellae bovi sunt impositae, "fools rush in where angels fear to tread", il n' a ni bouche ni eperon, "the bookful blockhead, ignorantly read", "to varnish nonsense with the charms of sound"

N. disordered reason, disordered intellect, diseased mind, unsound mind, abnormal mind, derangement, unsoundness, psychosis, neurosis, cognitive disorder, affective disorder, insanity, lunacy, madness, mania, rabies, furor, mental alienation, aberration, paranoia, schizophrenia, dementation, dementia, demency, phrenitis, phrensy, frenzy, raving, incoherence, wandering, delirium, calenture of the brain, delusion, hallucination, lycanthropy, brain storm|, vertigo, dizziness, swimming, sunstroke, coup de soleil, siriasis, fanaticism, infatuation, craze, oddity, eccentricity, twist, monomania (caprice) 608, kleptodipsomania, hypochondriasis, melancholia, depression, clinical depression, severe depression, hysteria, amentia, screw loose, tile loose, slate loose, bee in one's bonnet, rats in the upper story, dotage

V. be insane, become insane, lose one's senses, lose one's reason, lose one's faculties, lose one's wits, go mad, run mad, lose one's marbles, go crazy, go bonkers, flip one's wig, flip one's lid, flip out, flip one's bush, rave, dote, ramble, wander, drivel, have a screw loose, have a devil, avoir le diable au corps, lose one's head, render mad, drive mad, madden, dementate, addle the wits, addle the brain, derange the head, infatuate, befool, turn the brain, turn one's head, drive one nuts

Adj. insane, mad, lunatic, loony, crazy, crazed, aliene, non compos mentis, not right, cracked, touched, bereft of reason, all possessed, unhinged, unsettled in one's mind, insensate, reasonless, beside oneself, demented, daft, phrenzied, frenzied, frenetic, possessed, possessed with a devil, deranged, maddened, moonstruck, shatterpated, mad-brained, scatter brained, shatter brained, crackbrained, touched, tetched, off one's head, maniacal, delirious, lightheaded, incoherent, rambling, doting, wandering, frantic, raving, stark staring mad, stark raving mad, wild-eyed, berserk, delusional, hallucinatory, corybantic, dithyrambic, rabid, giddy, vertiginous, wild, haggard, mazed, flighty, distracted, distraught, depressed, agitated, hyped up, bewildered, mad as a march hare, mad as a hatter, of unsound mind, touched in one's head, wrong in one's head, not right in one's head, not in one's right mind, not right in one's wits, upper story, out of one's mind, out of one's wits, out of one's skull, far gone, out of one's senses, out of one's wits, not in one's right mind, fanatical, infatuated, odd, eccentric, hypped, hyppish, spaced out, imbecile, silly, &c. 499

Adv. like one possessed

Phr. the mind having lost its balance, the reason under a cloud, tet exaltee, tet montee, ira furor brevis est, omnes stultos insanire