Manicheusm or Manicheism: How To spell?

The word Manicheusm is misspelled against Manicheism, a noun meaning "The doctrines taught, or system of principles maintained, by the Manichaeans."

Word contains consecutive vowels 'EI' in between alphabets manich & sm is misspelled as 'EU'
Wrong Spelling:  manich-eu-sm 
Correct Spelling:  manich-ei-sm 
Check more misspelled words of Manicheism to spell it correct.