Imaterialism or Immaterialism: How To spell?
The word Imaterialism is misspelled against Immaterialism, a noun meaning "The doctrine that external bodies may be reduced to mind and ideas in a mind; any doctrine opposed to materialism or phenomenalism, esp. a system that maintains the immateriality of the soul; idealism; esp., Bishop Berkeley's theory of idealism."
Immaterialism has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings i & aterialism which should not be misspelled with single 'M'
Wrong Spelling:  i-m-aterialism  Correct Spelling:  i-mm-aterialism 
Find more wrongly spelled words of Immaterialism to spell it well.