1. (noun) a person lacking intelligence or common sense

• simple

1. (noun) a person lacking intelligence or common sense

• airhead
• boob
• booby
• dope
• dumbbell
• dummy
• pinhead
• changeling
• cretin
• half-wit
• idiot
• imbecile
• moron
• retard
• dimwit
• doofus
• half-wit
• nitwit
• dingbat
• dolt
• dullard
• pillock
• poor fish
• pudden-head
• pudding head
• stupe
• stupid
• stupid person
• fool
• muggins
• sap
• saphead
• tomfool
• forgetful person
• scatterbrain
• idiot savant
• lame
• square
• nebbech
• nebbish
• nincompoop
• ninny
• poop
• schlemiel
• shlemiel
• schlep
• schlepper
• shlep
• shlepper
• schnook
• shnook
• sheep
• space cadet
• subnormal
• twerp
• twirp
• twit

1. (noun) a person lacking intelligence or common sense

• individual
• mortal
• person
• somebody
• someone
• soul