Monothaysm or Monotheism: How To spell?

The word Monothaysm is misspelled against Monotheism, a noun meaning "The doctrine or belief that there is but one God."

Word contains consecutive vowels 'EI' in between alphabets monoth & sm is misspelled as 'AY'
Wrong Spelling:  monoth-ay-sm 
Correct Spelling:  monoth-ei-sm 
Find more incorrect spellings of Monotheism to spell right way.