Dithayst or Ditheist: How To spell?

The word Dithayst is misspelled against Ditheist, a noun meaning "One who holds the doctrine of ditheism; a dualist."

Word contains consecutive vowels 'EI' in between alphabets dith & st is misspelled as 'AY'
Wrong Spelling:  dith-ay-st 
Correct Spelling:  dith-ei-st 
Find more wrongly spelled words of Ditheist to spell it well.