Diletanteism or Dilettanteism: How To spell?
The word Diletanteism is misspelled against Dilettanteism, a noun meaning "The state or quality of being a dilettante; the desultory pursuit of art, science, or literature."
Dilettanteism has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings dile & anteism which should not be misspelled with single 'T'
Wrong Spelling:  dile-t-anteism  Correct Spelling:  dile-tt-anteism 
Find more wrongly spelled words of Dilettanteism to spell it well.