puddinghead (?.)
- addlebrain
- addlehead
- addlepate
- beefhead
- blockhead
- blubberhead
- blunderhead
- bonehead
- bufflehead
- cabbagehead
- chowderhead
- chucklehead
- clodhead
- clodpate
- clodpoll
- dabbler
- dilettante
- dolthead
- dullhead
- dumbhead
- dunce
- dunderhead
- dunderpate
- fathead
- fool
- greenhorn
- greeny
- ignoramus
- illiterate
- illiterati
- jolterhead
- jughead
- know-nothing
- knucklehead
- lowbrow
- lunkhead
- meathead
- middlebrow
- muddlehead
- mushhead
- muttonhead
- no scholar
- noodlehead
- numskull
- peabrain
- pinbrain
- pinhead
- pumpkin head
- puzzlehead
- stupidhead
- tenderfoot
- thickhead
- thickskull
- tottyhead
- unintelligentsia
