Boycotism or Boycottism: How To spell?
The word Boycotism is misspelled against Boycottism, a noun meaning "Methods of boycotters."
Boycottism has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings boyco & ism which should not be misspelled with single 'T'
Wrong Spelling:  boyco-t-ism  Correct Spelling:  boyco-tt-ism 
Find more incorrect spellings of Boycottism to spell right way.