Dithaust or Ditheist: How To spell?

The word Dithaust 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 'AU'
Wrong Spelling:  dith-au-st 
Correct Spelling:  dith-ei-st 
Check more misspelled words of Ditheist to spell it correct.