| Main Entry: | |
| Part of Speech: | verb |
| Definition: | make insane |
| Synonyms: | bewilder, confuse, dement, derange, distemper, distract, drive mad, enrage, frenzy, infatuate, inflame, madden, unbalance, unhinge |
| Antonyms: | balance, clear up, steady |
| Main Entry: | nut |
| Part of Speech: | noun |
| Definition: | crazy, overenthusiastic person |
| Synonyms: | bedlamite, bigot, crackpot, crank, dement, eccentric, fanatic, fiend, freak, harebrain, loony, lunatic, maniac, non compos mentis, screwball, zealot |
| Antonyms: | sane person |
| Main Entry: | unsettle |
| Part of Speech: | verb |
| Definition: | bother, upset |
| Synonyms: | agitate, confuse, dement, derange, disarrange, disarray, discommode, discompose, disconcert, disorder, disorganize, displace, disquiet, disrupt, disturb, down, flurry, fluster, fuddle, get to, jumble, needle, perturb, psych out, put off, rattle, ruffle, rummage, sicken, spook, throw, throw off, trouble, turn, unbalance, unhinge, unnerve |
| Antonyms: | balance, compose, order, settle |
| Main Entry: | insane person |
| Part of Speech: | noun |
| Definition: | mentally deranged person |
| Synonyms: | dement, fruitcake, head case, lunatic, madman, madwoman, maniac, mental defective, neurotic, non compos, nutter, raving lunatic |
| Main Entry: | madperson |
| Part of Speech: | noun |
| Definition: | nut |
| Synonyms: | bedlamite, crazy person, cuckoo, dement, deranged, idiot, imbecile, loon, loony, lunatic, madman, madwoman, maniac, mental case, nut, nutcase, oddball, patient, psycho, psychopath, psychotic, raver, screwball |