eccentrize
squirrelly
eccentrical
spacy
way out
throw one's cap over the windmill
have bats in one's belfry
odd bod
oddball
eccentrically
oddballish
idiosyncratic
unconventionalize
far-out
nutbar
mad as a cut snake
tapped
nutbaggery
nutcase
quizzical
weirdie
weirdy
spook
weirdo
creep
crazyhead
wack
cap over the windmill
kookish
wildin'
unconventionality
round the twist
unnaturalize
eccentricity
decentre
knock about
outweird
nutburger
zonky
acentrically
odd fish
kook
strange person
superfreak
wingnut
have a screw loose
unorthodox
wifty
freaky
fruitcake