Underhaed or Underhead: How To spell?

The word Underhaed is misspelled against Underhead, a noun meaning "A blockhead, or stupid person; a dunderhead."

Underhead has vowels 'ea' together mispronounced as 'ae'
Word contains consecutive vowels 'EA' in between alphabets underh & d is misspelled as 'AE'
Wrong Spelling:  underh-ae-d 
Correct Spelling:  underh-ea-d 
Explore spell check of Underhead to spell without errors.

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