wacky synonym | Thesaurus.com

Main Entry:	wacky
Part of Speech:	adjective
Definition:	acting crazy
Synonyms:	absurd, balmy, crazed, crazy, daft, demented, deranged, eccentric, erratic, foolish, insane, irrational, loony, lunatic, mad, nuts, nutty, odd, preposterous, screwy, silly, unpredictable, wild, zany*, hare-brained
Antonyms:	calm, collected

* = informal/non-formal usage

Main Entry:	absurd
Part of Speech:	adjective
Definition:	ridiculous, senseless
Synonyms:	batty, crazy, daffy, flaky, foolish, goofy, idiotic, illogical, inane, incongruous, irrational, laughable, loony, ludicrous, nonsensical, nutty, off the wall, preposterous, sappy, screwy, silly, stupid, unreasonable, wacky, campy, dippy, fooling around, for grins, freaky, gagged up, jokey, joshing, tomfool
Antonyms:	certain, logical, rational, reasonable, sensible, wise

* = informal/non-formal usage

Main Entry:	comic/comical
Part of Speech:	adjective
Definition:	amusing
Synonyms:	Mickey Mouse, absurd, batty, boffo, camp, comical, crazy, dippy, diverting, dizzy, droll, entertaining, facetious, farcical, flaky, fool, foolheaded, for grins, freaky, funny, gelastic, goofus, goofy, gump, horse's tail, humorous, ironic, jerky, jocular, joking, joshing, laughable, light, loony, ludicrous, nutty, off the wall, priceless, ridiculous, risible, schtick, screwy, side-splitting, silly, wacky, waggish, whimsical, witty
Antonyms:	sad, serious, sober, solemn, tragic, unfunny

* = informal/non-formal usage

Main Entry:	daft
Part of Speech:	adjective
Definition:	stupid; crazy
Synonyms:	absurd, asinine, bedlamite, bonkers, cracked, crackers, daffy, demented, deranged, dopey, flaky, foolish, fried, giddy, half-baked, idiotic, in the ozone, inane, insane, lunatic, mad, mental, nuts, nutty, off the wall, out of one's gourd, ridiculous, screwy, silly, simple, touched, unbalanced, unhinged, unsound, wacky, whacko, witless
Antonyms:	brainy, bright, intelligent, smart, understanding

* = informal/non-formal usage

Main Entry:	enthusiastic
Part of Speech:	adjective
Definition:	interested, excited
Synonyms:	agog, animated, anxious, ardent, avid, concerned, crazy about, devoted, eager, earnest, ebullient, exhilarated, exuberant, fanatical, fascinated, fervent, fervid, forceful, gung ho, hearty, intent, keen, lively, nutty, obsessed, passionate, pleased, rabid, red-hot, rhapsodic, spirited, thrilled, unqualified, vehement, vigorous, wacky*, warm, wholehearted, willing, zealous, athirst, attracted, bugged, dying to, gaga, gone on, keyed up, tantalized, titillated
Antonyms:	apathetic, disinterested, doubting, indifferent, lethargic, pessimistic, unenthusiastic, weary, unexcited

* = informal/non-formal usage

Main Entry:	flaky
Part of Speech:	adjective
Definition:	eccentric
Synonyms:	crazy, goofy*, haywire, nutty, odd, peculiar, queer, screwy, unconventional, wacky, birdy, half-cracked

* = informal/non-formal usage

Main Entry:	foolish
Part of Speech:	adjective
Definition:	nonsensical, idiotic
Synonyms:	absurd, asinine, brainless, crazy, daffy, daft, dotty, fantastic, fatuous, feebleminded, half-baked, half-witted, harebrained, ill-advised, imprudent, incautious, indiscreet, injudicious, insane, irrational, jerky, loony, ludicrous, lunatic, mad, moronic, nutty, preposterous, ridiculous, senseless, short-sighted, silly, simple, stupid, unintelligent, unreasonable, unwise, wacky, weak, witless, zany*, cockamamy, dippy, doltish, ill-considered, imbecilic, kooky, nerdy
Antonyms:	careful, cautious, circumspect, prudent, sensible, serious, thoughtful, wise, unfoolish

* = informal/non-formal usage

Main Entry:	goofy
Part of Speech:	adjective
Definition:	silly
Synonyms:	crazy, daffy, dopey, dotty, empty-headed, flaky, foolish, idiotic, nutty, screwy, stupid, wacky*, weird, dippy, ditzy, kooky

* = informal/non-formal usage

Main Entry:	harebrained
Part of Speech:	adjective
Definition:	stupid, unthinking
Synonyms:	absurd, asinine, barmy, bizarre, careless, changeable, crazy, dizzy, empty-headed, featherbrained, flighty, foolish, frivolous, giddy, half-baked, heedless, inane, irresponsible, loony, mindless, preposterous, rash, reckless, scatterbrained, unstable, unsteady, wacky*, wild, rattlebrained
Antonyms:	brainy, intelligent, reasonable, sensible, smart, thoughtful

* = informal/non-formal usage

Main Entry:	haywire
Part of Speech:	adjective
Definition:	broken; crazy
Synonyms:	amiss, batty, berserk, bonkers, chaotic, confused, cracked, crazed, defective, disordered, disorganized, erratic, insane, mad, messy, nuts, out of order, psycho, screwball, screwy, touched, unbalanced, unhinged, wacky, amok, flipped, in a mess, in pieces, orderless, out of whack, out to lunch, schizo, unglued

* = informal/non-formal usage

Main Entry:	illogical
Part of Speech:	adjective
Definition:	not making sense
Synonyms:	absurd, cockeyed, fallacious, false, fatuous, faulty, groundless, hollow, implausible, inconclusive, incongruous, inconsistent, incorrect, invalid, irrational, irrelevant, mad, meaningless, nutty, off the wall, preposterous, screwy*, senseless, specious, spurious, unconnected, unreasonable, unscientific, unsound, unsubstantial, untenable, wacky, casuistic, inconsequent, not following, self-contradictory, sophistic, sophistical, unproved, without basis, without foundation
Antonyms:	correct, logical, meaningful, rational, reasonable, right, sensible

* = informal/non-formal usage

Main Entry:	irrational
Part of Speech:	adjective
Definition:	illogical, senseless
Synonyms:	aberrant, absurd, brainless, crazy, delirious, demented, disconnected, disjointed, distraught, fallacious, flaky, foolish, incoherent, injudicious, insane, invalid, loony, mad, mindless, nonsensical, nutty, preposterous, raving, ridiculous, silly, specious, stupid, unreasonable, unsound, unstable, unthinking, unwise, wacky, wild, wrong, cockamamie, freaky, kooky, off-the-wall, reasonless, sophistic, unreasoning
Antonyms:	logical, rational, reasonable, reflective, sensible, sound, stable

* = informal/non-formal usage

Main Entry:	jocular/jocose/jocund
Part of Speech:	adjective
Definition:	funny, playful
Synonyms:	amusing, blithe, camp, cheerful, comic, comical, crazy, daffy, droll, facetious, flaky*, frolicsome, gay, gleeful, happy, humorous, jesting, joking, jolly, jovial, joyous, laughable, lighthearted, lively, ludicrous, merry, mischievous, pleasant, roguish, sportive, teasing, wacky, waggish, whimsical, witty, jokey, joshing
Antonyms:	morose, serious, unfunny

* = informal/non-formal usage

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

* = informal/non-formal usage

Main Entry:	nuts/nutty
Part of Speech:	adjective
Definition:	mentally deranged
Synonyms:	absurd, batty, bedlamite, cracked, crazy, daffy, daft, demented, eccentric, enthusiastic, foolish, gung ho, harebrained, insane, irrational, keen, kooky, loony, lunatic, mad, out of one's mind, ridiculous, touched, unusual, wacky*, warm, zealous
Antonyms:	balanced, calm, sane, well

* = informal/non-formal usage

Main Entry:	preposterous
Part of Speech:	adjective
Definition:	ridiculous, bizarre
Synonyms:	absurd, asinine, crazy, excessive, exorbitant, extravagant, extreme, fantastic, far-out, foolish, harebrained, impossible, incredible, insane, irrational, laughable, ludicrous, monstrous, nonsensical, out of the question, outrageous, senseless, shocking, silly, stupid, thick, too much, unbelievable, unreasonable, unthinkable, unusual, wacky*, wild, taking the cake
Antonyms:	reasonable, sensible

* = informal/non-formal usage

Main Entry:	quirky
Part of Speech:	adjective
Definition:	eccentric
Synonyms:	bizarre, far out, freakish, idiosyncratic, kinky, odd, out of the ordinary, outre, peculiar, strange, unconventional, unorthodox, unusual, wacky, way-out, weird, freaky, in left field, off-the-wall
Notes:	quirky means strikingly unconventional or given to idiosyncrasies; kinky means showing or appealing to bizarre or deviant tastes - or in small tight curls
Antonyms:	conventional

* = informal/non-formal usage

Main Entry:	ridiculous
Part of Speech:	adjective
Definition:	stupid, funny
Synonyms:	absurd, antic, bizarre, comic, comical, contemptible, daffy, droll, fantastic, farcical, foolish, goofy, grotesque, harebrained, hilarious, impossible, incredible, jerky, laughable, ludicrous, nonsensical, nutty, outrageous, preposterous, risible, sappy, silly, slaphappy, unbelievable, wacky, derisory, foolheaded, gelastic
Antonyms:	believable, reasonable, sensible, serious

* = informal/non-formal usage

Main Entry:	senseless
Part of Speech:	adjective
Definition:	silly, meaningless
Synonyms:	absurd, asinine, batty, crazy, daft, double talk, fatuous, flaky, foolish, idiotic, illogical, inane, incongruous, inconsistent, insignificant, irrational, ludicrous, mad, mindless, moronic, nonsensical, nutty, pointless, purposeless, ridiculous, simple, stupid, trivial, unimportant, unintelligent, unreasonable, unsound, unwise, wacky*, doublespeak, imbecilic, purportless, unmeaning, without rhyme or reason
Antonyms:	feeling, intelligent, rational, reasonable, sensible, wise

* = informal/non-formal usage

Main Entry:	witless
Part of Speech:	adjective
Definition:	foolish
Synonyms:	absurd, asinine, brainless, crazy, daffy, dotty, dumb, feebleminded, half-baked, half-witted, harebrained, idiotic, ill-advised, irrational, jerky, loony, ludicrous, lunatic, mad, mindless, moronic, nonsensical, nutty, ridiculous, senseless, silly, stupid, unintelligent, unwise, wacky, zany*, birdbrained, cockamamy, doltish, kooky