Heydstrongness or Headstrongness: How To spell?
The word Heydstrongness is misspelled against Headstrongness, a noun meaning "Obstinacy."
Headstrongness has vowels 'ea' together mispronounced as 'ey'Word contains consecutive vowels 'EA' in between alphabets h & dstrongness is misspelled as 'EY'
Wrong Spelling:  h-ey-dstrongness  Correct Spelling:  h-ea-dstrongness 
Find more incorrect spellings of Headstrongness to spell right way.