Mazdaysm or Mazdeism: How To spell?

The word Mazdaysm is misspelled against Mazdeism, a noun meaning "The Zoroastrian religion."

Word contains consecutive vowels 'EI' in between alphabets mazd & sm is misspelled as 'AY'
Wrong Spelling:  mazd-ay-sm 
Correct Spelling:  mazd-ei-sm 
Browse incorrect spellings of Mazdeism to spell it good.