gila
funny in the head
berko
bugfuck
round the bend
one fry short of a Happy Meal
meshugge
up the wall
cracky
batty
daft
siao
bonkers
toppy
three stops short of Dagenham
fruity
kee siao
bats
nut-bar
doolally tap
off one's dot
distraught
bananas
nuts
mad as a box of frogs
spitting mad
screwy
doolally
crazy as a bedbug
not right in the head
cuckoo for Cocoa Puffs
meshuggener
gobaloon
insane in the membrane
yampy
wud
round the twist
flip out
flip
loony tunes
gone fishing
nutzoid
off the beam
off one's onion
off one's rocker
nutty
dement
off one's box
out of one's box
détraqué
out of one's tree
headbanger
out of one's gourd
madperson
off one's tree
crazy as a pet coon
mad as a mongoose
mad as a hatter
madden
lunatic
huffy-puffy
hair-on-fire
daffiness
off one's rocket
becrazed
reality challenged
off one's chump
hatstand
bughouse
nutso
crackers
go crazy
addleheaded
daffy
jimjam
nutballs
addlepated
idiot
madness
fatuitous
beaked off
dym
balmy
off one's head
lameoid
spleened
Frankenstein
browned off
out of one's mind
plumb crazy
torqued
go bananas
half-cracked
fatuous
mordacious
hacked off
tomfool
asinine
inane

English words for 'mad; crazy; insane'

As you may have noticed, above you will find words for "mad; crazy; insane". Hover the mouse over the word you'd like to know more about to view its definition. Click search related words by phrase or description. to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.

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