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.