flip one's wig
pop one's cork
go batshit
have a screw loose
spaz
irrationalize
derationalize
screw loose
cognosce
derange
overact
nutburger
wig out
irrationally
egomaniacally
to distraction
drive someone crazy
go crazy
wackadoodle
lose one's wits
obsession
space case
compulsion
lunatize
go it blind
loony
play silly buggers
crazo
delusively
wacko
blitheringly
cooked
maddening
psycho
nutter
Nance
insane
cockamamie
lunatically
fruitloop
nuttily
balmily
go potty
dottily
freakout
antic
wackily
irrationality
daftly
insanitarily
imbecility
irrationalist
think no end of oneself
batshit
hillbilly
daredevil
fanatically
play the fool
mimp
bug
irrationalness
suckhole
sow one's wild oats
cuckoo for Cocoa Puffs
go mad
arsehead
asshead
egocentric
set one's hair on fire
sussy baka
fool
egotistic
fanatical
scare someone out of their wits
high falution
take leave of one's senses
impulsivist
free agent
ego-trip
go ballistic
improvidently
loom
off the deep end
shoot one's mouth off
voluptuate
free spirit
maniacal
waterhead
jimjam
freewheeler
ham it up
unbalance
acte gratuit
hyperexaggerate
irrationalistic
self-deception
dotty

English words for 'To act in an irrational manner or appear to be temporarily insane.'

As you may have noticed, above you will find words for "To act in an irrational manner or appear to be temporarily 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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