Craziest

Synonyms for crazy
adj mentally strange

insane
nuts
wacky
kooky
nutty
silly
mad
screwball
lunatic
cuckoo
psycho
berserk
ape

barmy
batty
bonkers
cracked
crazed
daft
delirious
demented
deranged
dingy
dippy
erratic
flaky

fruity
idiotic
maniacal
mental
moonstruck
screwy
touched
unbalanced
unhinged
potty
bats in the belfry
flipped
flipped out

freaked out
mad as a March hare
mad as a hatter
nutty as fruitcake
of unsound mind
out to lunch
round the bend
schizo
screw loose
unglued
unzipped
out of one’s mind
out of one’s tree

Antonyms for craziest

rational
sane
collected
sensible
balanced

reasonable
sound
calm
realistic
responsible

smart
believeable
dislike
hate

Synonyms
adj unrealistic, fantastic

insane
ridiculous
irresponsible
ludicrous
goofy
preposterous
outrageous
strange
silly
absurd

weird
foolish
odd
bizarre
loony
eccentric
wild
balmy
cockeyed
fatuous

foolhardy
half-baked
harebrained
idiotic
impracticable
imprudent
inane
inappropriate
nonsensical
peculiar

puerile
quixotic
senseless
short-sighted
unworkable
beyond all reason
derisory
ill-conceived
out of all reason

Antonyms

rational
sensible
careful
logical
usual
wise

sane
reasonable
serious
normal
regular
balanced

realistic
responsible
smart
believeable
dislike
hate

Synonyms
adj infatuated, in love

passionate
hysterical
mad
wild

keen
eager
ardent
beside oneself

devoted
enamored
fanatical
smitten

zealous

Antonyms

sane
sensible
unenthusiastic
happy
calm

balanced
realistic
reasonable
responsible
smart

believeable
dislike
hate