Mamonism or Mammonism: How To spell?
The word Mamonism is misspelled against Mammonism, a noun meaning "Devotion to the pursuit of wealth; worldliness."
Mammonism has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings ma & onism which should not be misspelled with single 'M'
Wrong Spelling:  ma-m-onism  Correct Spelling:  ma-mm-onism 
Find more incorrect spellings of Mammonism to spell right way.