foolish
apish
asinine
balmy
bananas
barmy
bats
batty
beany
befooled
beguiled
besotted
bonkers
brainless
buffoonish
buggy
bughouse
bugs
cockamamie
cockamamy
cockeyed
crackers
crazy
credulous
cuckoo
daffy
daft
dazed
dippy
dizzy
doting
dotty
dumb
fatuitous
fatuous
flaky
flipped
fond
fool
fool(prenominal)
foolheaded
freaked-out
fruitcakey
fruity
fuddled
futile
gaga
gulled
haywire
idiotic
goofier
goofiest
character
fictional character
fictitious character
Wobbly
bawdy
bemused
can-do
cheesy
cocky
comical
dopey
irreverent
lopsided
melodramatic
mirthless
quirky
scary
self-deprecating
self-mocking
sheepish
smarmy
snotty
spooky
wacky
wry
regular