RichThesaurus
nutter
nutter
synonyms
nutcase
nut
loony
screwball
wacko
crackpot
kook
crank
head case
nutjob
weirdo
oddball
eccentric
lunatic
wackadoo
radge
wackadoodle
weirdie
dingbat
wing nut
cuckoo
odd bod
maniac
wack
madwoman
madman
oddity
freak
psychotic
case
queer fish
headbanger
psycho
misfit
schizo
crazy
fruitcake
basket case
character
mad person
nutso
unorthodox person
individualist
sicko
psychopath
free spirit
whacko
odd fellow
odd fish
one-off
more synonyms
nutter
antonyms
conformist