What are the synonyms of doofus?

The synonyms of doofus are as follows:

-blockhead

-bonehead

-dimwit

-dope

-dolt

-dunce

-fool

-halfwit

-idiot

-imbecile

-jerk

-klutz

-moron

-nincompoop

-nut

-oaf

-pillock

-sap

-simpleton

-stupid