Synonyms of crazy in English:

crazy


See definition of crazy

adjective

1‘all the publicity nearly sent her crazy’

SYNONYMS

mad, insane, out of one's mind, deranged, demented, not in one's right mind, crazed, lunatic, non compos mentis, unbalanced, unhinged, unstable, disturbed, distracted, mad as a hatter, mad as a March hare, stark mad

British sectionable

informal mental, off one's head, out of one's head, off one's nut, nutty, nutty as a fruitcake, off one's rocker, not right in the head, not quite right in the head, round the bend, raving mad, stark raving mad, stark staring mad, bats, batty, bonkers, cuckoo, loopy, loony, bananas, loco, dippy, screwy, with a screw loose, touched, gaga, doolally, up the pole, not all there, off the wall, out to lunch, not right upstairs, away with the fairies

British informal barmy, crackers, barking, barking mad, round the twist, off one's trolley, as daft as a brush, not the full shilling, one sandwich short of a picnic

North American informal buggy, nutsy, nutso, out of one's tree, meshuga, squirrelly, wacko, gonzo

Australian Canadian NZ informal bushed

Australian informal yarra

NZ informal porangi

ANTONYMS

sane

2‘children get all sorts of crazy ideas’

SYNONYMS

absurd, preposterous, ridiculous, ludicrous, farcical, laughable, risible

idiotic, stupid, foolish, foolhardy, unwise, imprudent, ill-conceived, silly, inane, puerile, infantile, fatuous, imbecilic, hare-brained, half-baked

unreasonable, irrational, illogical, nonsensical, pointless, senseless, impracticable, unworkable, unrealistic

outrageous, wild, shocking, astonishing, monstrous

unbelievable, incredible, unthinkable, implausible

peculiar, odd, strange, queer, weird, eccentric, bizarre, fantastic, incongruous, grotesque

informal barmy, daft, potty, cock-eyed

US informal wackadoo, wackadoodle

North American informal crazy-ass

ANTONYMS

sensible

3‘people in Barbados are just crazy about cricket’

SYNONYMS

very enthusiastic, passionate, fanatical, excited

very keen on, enamoured of, infatuated with, smitten with, devoted to, fond of

informal wild, mad, nutty, nuts, potty, gone on

informal, dated sweet on

ANTONYMS

apathetic, indifferent


Phrases

    like crazy

      1‘we are just working like crazy to make what we have efficient’

      SYNONYMS

      energetically, enthusiastically, madly, with a will, for all one is worth, passionately, intensely, ardently, fervently

      informal

      like mad, hammer and tongs

      British informal, dated

      like billy-o

      2‘you were driving like crazy when something punctured one of the tyres’

      SYNONYMS

      fast, furiously, as fast as possible, hurriedly, quickly, rapidly, speedily, hastily

      informal

      like mad, hammer and tongs, at warp speed