Knucklehead Synonyms

nŭkəl-hĕd
A stupid person; these words are used to express a low opinion of someone's intelligence
(Noun)
Synonyms:
  1. dunce
  2. dunderhead
  3. numskull
  4. blockhead
  5. bonehead
  6. lunkhead
  7. hammerhead
  8. loggerhead
  9. muttonhead
  10. shithead
  11. dumbass