| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | crazy |
| Synonyms: | batty, clock, daffy, fool, insane, nuts, screwball, silly, wacky |
| Main Entry: | insane |
| Part of Speech: | adjective |
| Definition: | mentally ill; foolish |
| Synonyms: | batty, bizarre, cracked, crazed, crazy, cuckoo, daft, demented, derailed, deranged, fatuous, frenzied, idiotic, impractical, irrational, irresponsible, loony, lunatic, mad, maniacal, mental, moonstruck, nuts, nutty, of unsound mind, off one's rocker, out of one's mind, paranoid, preposterous, psychopathic, psychotic, rabid, raging, raving, schizophrenic, screwy, senseless, touched, unhinged, unsettled, wild |
| Notes: | inane means silly, lacking significance or insubstantial; insane means mentally deranged, mad or very foolish |
| Antonyms: | balanced, healthy, rational, reasonable, sane, sound, well |
| Main Entry: | loony |
| Part of Speech: | adjective |
| Definition: | crazy |
| Synonyms: | ape, barmy, batty, berserk, bonkers*, cracked, crazed, cuckoo, daffy, daft, delirious, demented, deranged, flaky, flipped out, insane, kooky, lunatic, mad, maniacal, mental*, nuts, nutty, out of one's mind, out to lunch, psycho, screwball, screwy, silly, touched*, unbalanced, wacky |
| Main Entry: | mad |
| Part of Speech: | adjective |
| Definition: | crazy, insane |
| Synonyms: | aberrant, absurd, bananas, batty, crazed, cuckoo, daft, delirious, demented, deranged, distracted, fantastic, foolhardy, foolish, frantic, frenetic, frenzied, illogical, imprudent, invalid, irrational, kooky, loony, ludicrous, lunatic, mental, non compos mentis, nonsensical, nutty, of unsound mind, off one's rocker, out of one's mind, preposterous, psychotic, rabid, raving, senseless, unbalanced, unhinged, unreasonable, unsafe, unsound, unstable, wacky* |
| Antonyms: | balanced, ok, rational, reasonable, sane, sound |
| Main Entry: | touched |
| Part of Speech: | adjective |
| Definition: | crazy |
| Synonyms: | batty, bizarre, bonkers*, cuckoo, daft, eccentric, fanatic, flighty, insane, neurotic, not all there, not right, nuts, nutty, obsessed, out of one's mind, peculiar, pixilated, queer, unhinged |
| Antonyms: | ok, sane, well |
| Main Entry: | mentally ill |
| Part of Speech: | adjective |
| Definition: | unwell in the mind |
| Synonyms: | cracked, crazed, crazy, cuckoo, daft, demented, deranged, insane, loco, loony, lunatic, mad, not of sound mind, nuts, nutty, off one's rocker, out of one's mind, paranoid, psycho, psychopathic, psychotic, schizophrenic, touched, unbalanced |
| Main Entry: | troubled |
| Part of Speech: | adjective |
| Definition: | psychologically disturbed |
| Synonyms: | crazy, cuckoo, demented, disturbed, insane, loony, mentally ill, neurotic, nuts, psychopathic, psychotic, unhinged |
| Antonyms: | balanced, sane, sound |
| Main Entry: | out of one's mind |
| Part of Speech: | adjective |
| Definition: | irrational |
| Synonyms: | around the bend, bananas, crazy, cuckoo, daffy, deranged, insane, off one's head, off one's rocker, out of one's head, out of one's tree, unstable |
| Antonyms: | rational, sane, stable |
| Main Entry: | bananas |
| Part of Speech: | adjective |
| Definition: | insane |
| Synonyms: | bonkers*, brainsick, crackers, crazy, crazy as a loon, cuckoo, daft, demented, deranged, distraught, disturbed, dotty, kooky, loco, lunatic, mad, mad as a hatter, maniac, maniacal, mentally ill, moonstruck, not all there, nuts, nutty as a fruitcake, off one's rocker, out of one's mind, out to lunch, psycho, sick, sick in the head, stark raving mad, touched*, unbalanced, unhinged, unsound, wacky |