The word Diletantism is misspelled against Dilettantism, a noun meaning "Same as Dilettanteism."
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Dilettantism has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings dile & antism which should not be misspelled with single 'T'
Wrong Spelling:  dile-t-antism 
Correct Spelling:  dile-tt-antism 
Find more wrongly spelled words of Dilettantism to spell it well.