Hadstrong or Headstrong: How To spell?

The word Hadstrong is misspelled against Headstrong, an adjective meaning "Directed by ungovernable will, or proceeding from obstinacy."

--> Headstrong has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets h & dstrong is misspelled as 'A'
Wrong Spelling:  h-a-dstrong 
Correct Spelling:  h-ea-dstrong 
Find more incorrect spellings of Headstrong to spell right way.

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