Your Freudian slip is showing.

"Oaf" could be employed too, and a word now that rarely sees the light of day. . . . . . . . Probably owing to the plethora of expressions now available in the modern, slang vernacular.

Perhaps I could start you off with: Berk, Baboon, Plonker, Wally, Wazzock. . . . . . . . . . . . .

R.