madness

1 a serious mental disorder that prevents one from living a safe and normal life nowadays certain forms of madness are quite treatable Synonyms aberration, dementia, derangement, lunacy, insanity, mania, rage [archaic]Related Words neurosis, psychosis; instability, irrationality, unreasonableness; delirium, frenzy, hysteria; hallucinosis, hypomania, paranoia, schizophrenia; senile dementia; delusion, hallucination; monomania, obsession, phobia; abnormality, dementedness, unsoundnessNear Antonyms lucidity, rationality, rationalness, reasonability, reasonableness; normality, soundnessAntonyms mind, saneness, sanity

2 lack of good sense or judgment to do something so reckless would be sheer madness Synonyms absurdity, asininity, balminess, brainlessness, craziness, daftness, dippiness, dottiness, fatuity, fatuousness, folly, imbecility, inanity, insanity, lunacy, foolishness, nonsensicalness, nuttiness, preposterousness, senselessness, silliness, simplicity, unwisdom, wackiness, witlessness, zaninessRelated Words denseness, dim-wittedness, doltishness, dopiness, dullness (also dulness), dumbness, feeblemindedness, gormlessness [chiefly British], idiocy, mindlessness, oafishness, obtuseness, simplemindedness, simpleness, slowness, stupidity, stupidness, vacuity; fallacy, irrationality, unreasonableness; kookiness, weirdness; laughableness, ludicrousness, ridiculousnessNear Antonyms logicality, logicalness, rationality, rationalness, reasonability, reasonableness, validity; discernment, insight, perception, percipienceAntonyms prudence, sagaciousness, sagacity, sageness, sanity, sapience, sensibleness, soundness, wisdom

3 an intense emotional state of displeasure with someone or something her incessant insults goaded him to such madness that he would storm around breaking dishes and slamming doors Synonyms angriness, birse [chiefly Scottish], choler, furor, fury, indignation, irateness, ire, lividity, lividness, mad, anger, mood [archaic], outrage, rage, spleen, wrath, wrathfulnessRelated Words aggravation, annoyance, exasperation, irritation, vexation; acrimoniousness, acrimony, animosity, antagonism, antipathy, bile, biliousness, bitterness, contempt, embitterment, empoisonment, enmity, grudge, hostility, rancor; envy, jaundice, jealousy, pique, resentment; malevolence, malice, spite, vengefulness, venom, vindictiveness, virulence, vitriol; belligerence, contentiousness, contrariness, crankiness, disputatiousness, hot-headedness, irascibility, irascibleness, irritability, orneriness, pugnaciousness, pugnacity, quarrelsomeness, querulousness; blowup, flare, flare-up, outburst; chafe, dander, dudgeon, huff, pet, rise, ruffle, temper; air rage, road rage; delirium, heat, passion, warmthNear Antonyms calmness, forbearance, patienceAntonyms delight, pleasure