go ham
dumb out
go potty
not have both oars in the water
get one's freak on
lose one's mind
becraze
take leave of one's senses
flip
go moggy
lose it
go mad
go bananas
pop one's cork
not right in the head
meshuggener
go bitchcakes
nerts
bananapants
crazen
jimjam
crazy-ass
craziness
nutzoid
wiggy
off one's rocker
bammy
off the beam
went crazy
cray
cray-cray
loco
off one's onion
banoodles
gone fishing
loced out
jiggy
gaga
buggish
crazypants
crazy as a shithouse rat
half-cracked
loony tunes
insane in the membrane
tapped
nutbar
gobaloon
nutsy
apartments to let
superharden
nut out
amok
becrazed
have bats in one's belfry
madden
like nobody's business
amuck
crackers
bananas
bughouse
hatstand
off one's chump
cuckoo
nutso
nutballs
crazily
crazyquilting
wild-ass
drive someone crazy
mad as a cut snake
out of one's mind
spaz
tonto
5150
off one's head
drive someone insane
cuckoo for Cocoa Puffs
act
drive someone nuts
distract
bodge
bug out
dissemble
bugnuts
drive someone mad
hellify
tripping
lima bean
off one's tree
out of one's tree
wade
flooey
out of one's box
off one's box
reality challenged
out of one's gourd
not right in the head
meshuggener
nerts
bananapants
jimjam
crazy-ass
nutzoid
wiggy
bammy
cray
cray-cray
loco
banoodles
gone fishing
loced out
jiggy
gaga
buggish
crazypants
crazy as a shithouse rat
half-cracked
loony tunes
insane in the membrane
tapped
nutbar
gobaloon
nutsy
becrazed
crackers
bananas
bughouse
hatstand
cuckoo
nutso
nutballs
wild-ass
mad as a cut snake
out of one's mind
tonto
5150
cuckoo for Cocoa Puffs
bodge
bugnuts
tripping
flooey
reality challenged
amok
like nobody's business
amuck
nutso
crazily
craziness
apartments to let
cuckoo
crazyquilting
lima bean
go ham
dumb out
go potty
not have both oars in the water
get one's freak on
lose one's mind
becraze
take leave of one's senses
flip
go moggy
lose it
go mad
go bananas
pop one's cork
go bitchcakes
crazen
went crazy
loco
superharden
nut out
have bats in one's belfry
madden
drive someone crazy
spaz
drive someone insane
act
drive someone nuts
distract
bug out
dissemble
drive someone mad
hellify
wade
English words for 'to go crazy'
As you may have noticed, above you will find words for "to go crazy". Hover the mouse over the word you'd like to know more about to view its definition. Click 
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to make love.
to be on the same wavelength
Like a rock
eye socket
debt.
dehydrogenase
bitter smile
insane person
by hypothesis
favourite book
flotation
shoe stretcher
unreasonable.
setting on fire
Bermuda shorts
fresh meat
to wish someone well
on board a ship
lifeless.
joyful.
LPS
ingratitude
snow white
happy marriage
vocal trio
thrashing
suntan
hashish
a South American toad
heinousness
to confirm.
sunny
barter
to be deeply impressed
bread
confutation
unorganized
close by
double suicide
Ugly
deformity
refractory
changing
publishing
to desire
jurisdiction
holder
accursed
copy
dark