ament
born fool
clot
congenital idiot
cretin
defective
dullard
dullhead
dumbbell
dummkopf
dummy
fool
golem
half-wit
idiot
ignoramus
imbecile
juggins
mongoloid idiot
natural
natural idiot
natural-born fool
simp
simpleton
stupid
zany
city
metropolis
urban center
oxymoron
sophomore
buffoon
bumpkin
dolt
maniac
oaf
psychopath
boron