| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | eccentric |
| Synonyms: | aberrant, abnormal, anomalous, beat*, bent*, bizarre, capricious, characteristic, cockeyed, cranky, crazy*, curious, droll, erratic, far out, flaky, freak, freakish, funky*, funny, idiosyncratic, irregular, nutty, odd, oddball, off the wall, off-center, offbeat, out in left field, outlandish, peculiar, quaint, queer, quirky, quizzical, singular, strange, uncommon, unconventional, unnatural, unusual, way out, weird*, whimsical, wild |
| Main Entry: | crazy |
| Part of Speech: | adjective |
| Definition: | mentally strange |
| Synonyms: | ape, barmy, bats in the belfry, batty, berserk, bonkers*, cracked, crazed, cuckoo, daft, delirious, demented, deranged, dingy*, dippy, erratic, flaky, flipped, flipped out, freaked out, fruity, idiotic, insane, kooky, lunatic, mad, mad as a March hare, mad as a hatter, maniacal, mental*, moonstruck, nuts, nutty, nutty as fruitcake, of unsound mind, out of one's mind, out of one's tree, out to lunch, potty, psycho, round the bend, schizo, screw loose, screwball, screwy, silly, touched*, unbalanced, unglued, unhinged, unzipped, wacky |
| Antonyms: | balanced, realistic, reasonable, responsible, sane, sensible, smart |
| Main Entry: | ditsy |
| Part of Speech: | adjective |
| Definition: | silly |
| Synonyms: | airbrained, airheaded, daffy, dippy, dipsy, dizzy*, dopey, eccentric, empty, giddy, goofy*, inane, kooky, rattlebrained, scatterbrained |
| Main Entry: | eccentric |
| Part of Speech: | adjective |
| Definition: | bizarre, unusual |
| Synonyms: | aberrant, abnormal, anomalous, beat*, bent*, bizarre, capricious, characteristic, cockeyed, crazy, curious, droll, erratic, far out, flaky, freak, freakish, funky*, funny, idiosyncratic, irregular, kooky, nutty, odd, oddball, off the wall, off-center, offbeat, out in left field, outlandish, peculiar, quaint, queer, quirky, quizzical, singular, strange, uncommon, unconventional, unnatural, way out, weird, whimsical, wild |
| Antonyms: | boring, common, dull, normal, ordinary, plain, regular, standard, unexciting, usual |
| Main Entry: | foolish |
| Part of Speech: | adjective |
| Definition: | nonsensical, idiotic |
| Synonyms: | absurd, asinine, brainless, cockamamy, crazy, daffy, daft, dippy, doltish, dotty, fantastic, fatuous, feebleminded, half-baked, half-witted, harebrained, ill-advised, ill-considered, imbecilic, imprudent, incautious, indiscreet, injudicious, insane, irrational, jerky, kooky, loony, ludicrous, lunatic, mad, moronic, nerdy, nutty, preposterous, ridiculous, senseless, short-sighted, silly, simple, stupid, unintelligent, unreasonable, unwise, wacky*, weak, witless, zany* |
| Antonyms: | careful, cautious, circumspect, prudent, sensible, serious, thoughtful, unfoolish, wise |
| Main Entry: | goofy |
| Part of Speech: | adjective |
| Definition: | silly |
| Synonyms: | crazy, daffy, dippy, ditzy, dopey, dotty, empty-headed, flaky*, foolish, idiotic, kooky, nutty, screwy, stupid, wacky*, weird |
| Main Entry: | irrational |
| Part of Speech: | adjective |
| Definition: | illogical, senseless |
| Synonyms: | aberrant, absurd, brainless, cockamamie, crazy, delirious, demented, disconnected, disjointed, distraught, fallacious, flaky*, foolish, freaky, incoherent, injudicious, insane, invalid, kooky, loony, mad, mindless, nonsensical, nutty, off-the-wall, preposterous, raving, reasonless, ridiculous, silly, sophistic, specious, stupid, unreasonable, unreasoning, unsound, unstable, unthinking, unwise, wacky*, wild, wrong |
| Antonyms: | logical, rational, reasonable, reflective, sensible, sound, stable |
| 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: | lunatic |
| Part of Speech: | adjective |
| Definition: | crazy, mad |
| Synonyms: | absurd, baked, balmy*, bananas, bonkers*, cracked, crazed, daft, demented, deranged, dippy, flaky*, flipped out, foolish, freaked out, fried, idiotic, insane, irrational, kooky, loco, maniac, maniacal, nonsensical, nutty, preposterous, psyched out, psychotic, schizoid, screwy, stupid, unsound, whacko, zany |
| Antonyms: | healthy, sane, sensible |