Synonyms:
- beetleheaded,
- blockish,
- blunderheaded,
- boneheaded,
- cabbageheaded,
- chowderheaded,
- chuckleheaded,
- clodpated,
- dumbheaded,
- dunderheaded,
- fatheaded,
- jolterheaded,
- joltheaded,
- knuckleheaded,
- lunkheaded,
- muttonheaded,
- nitwitted,
- numskulled,
- pumpkin-headed,
- sapheaded,
- stupid,
- stupidheaded,
- thick,
- thickheaded,
- woodenheaded