Unheyrt or Unheart: How To spell?

The word Unheyrt is misspelled against Unheart, a verb meaning "To cause to lose heart; to dishearten."

Unheart has vowels 'ea' together mispronounced as 'ey'
Word contains consecutive vowels 'EA' in between alphabets unh & rt is misspelled as 'EY'
Wrong Spelling:  unh-ey-rt 
Correct Spelling:  unh-ea-rt 
Explore spell check of Unheart to spell without errors.

You might be interested to know

Untreysured or Untreasured?

Weylden or Wealden?

Weythermost or Weathermost?