Hyightened or Heightened: How To spell?
The word Hyightened is misspelled against Heightened, which is past tense of "Heighten"
Word contains consecutive vowels 'EI' in between alphabets h & ghtened is misspelled as 'YI'Wrong Spelling:  h-yi-ghtened  Correct Spelling:  h-ei-ghtened 
Find more wrongly spelled words of Heightened to spell it well.