Dyism or Deism: How To spell?
The word Dyism is misspelled against Deism, a noun meaning "The doctrine or creed of a deist; the belief or system of those who acknowledge the existence of one God, but deny revelation."
Word contains consecutive vowels 'EI' in between alphabets d & sm is misspelled as 'YI'Wrong Spelling:  d-yi-sm  Correct Spelling:  d-ei-sm 
Find more wrongly spelled words of Deism to spell it well.