abiotic, anarchic, anesthetic, angry, asleep, azoic, benumbed, bloodless, blustering, blusterous, blustery, brainless, callous, chaotic, dead, deadened, dull, dumb, exanimate, fatuous, foolish, frantic, frenzied, furious, hard, headless, hellish, ignorant, ill-advised, ill-considered, ill-contrived, ill-devised, ill-gauged, ill-judged, impassible, imperceptive, impercipient, impolitic, impossible, imprudent, inadvisable, inanimate, inanimated, inconsiderate, indiscreet, inept, inert, inexpedient, infuriate, injudicious, insensible, insensitive, insentient, irrational, lackbrained, lean-minded, lean-witted, lifeless, mad, mindless, misadvised, misguided, mute, myopic, nitwitted, nonconscious, nonliving, not bright, numb, numbed, obdurate, obtuse, of little brain, orgasmic, orgastic, pandemoniac, pea-brained, pin-brained, raging, ravening, raving, reasonless, reckless, rip-roaring, rocky, senseless, shortsighted, silly, slackminded, slackwitted, soulless, storming, stormy, tempestuous, thick-skinned, thick-witted, thoughtless, troublous, tumultuous, turbulent, unadvised, unanimated, unconscious, unconsidered, undiscerning, unfeeling, unfelt, unforeseeing, ungifted, unintellectual, unintelligent, unperceptive, unreasonable, unreasoning, unreflecting, unreflective, unseeing, unsensible, unsound, untalented, unthinking, unthoughtful, unwise, uproarious, wild, witless
imbecility folly, want of intelligence &c, 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, 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, addle-brained, 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, Davus sum non, a fool's bolt is soon shot clitellae bovi sunt im, 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.
insanity, 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), 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, 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, like one possessed, the mind having lost its balance, the reason under a cloud, tet exaltee, tet montee, ira furor brevis est, omnes stultos insanire.