muddlehead (?.)
- addlebrain
- addlehead
- addlepate
- beefhead
- blockhead
- blubberhead
- blunderhead
- bonehead
- bufflehead
- cabbagehead
- chowderhead
- chucklehead
- clodhead
- clodpate
- clodpoll
- dimwit
- dolt
- dolthead
- dullhead
- dumbbell
- dumbhead
- dunderhead
- dunderpate
- fathead
- idiot
- jolterhead
- jughead
- knucklehead
- lunkhead
- meathead
- moron
- mushhead
- muttonhead
- noodlehead
- numskull
- peabrain
- pinbrain
- pinhead
- puddinghead
- pumpkin head
- puzzlehead
- simpleton
- stupidhead
- thickhead
- thickskull
- tottyhead
