Haightener or Heightener: How To spell?

The word Haightener is misspelled against Heightener, a noun meaning "One who, or that which, heightens."

Word contains consecutive vowels 'EI' in between alphabets h & ghtener is misspelled as 'AI'
Wrong Spelling:  h-ai-ghtener 
Correct Spelling:  h-ei-ghtener 
Find more wrongly spelled words of Heightener to spell it well.