Underheud or Underhead: How To spell?
The word Underheud is misspelled against Underhead, a noun meaning "A blockhead, or stupid person; a dunderhead."
Underhead has vowels 'ea' together mispronounced as 'eu'Word contains consecutive vowels 'EA' in between alphabets underh & d is misspelled as 'EU'
Wrong Spelling:  underh-eu-d  Correct Spelling:  underh-ea-d 
Check more misspelled words of Underhead to spell it correct.