Semiocasionally or Semioccasionally: How To spell?
The word Semiocasionally is misspelled against Semioccasionally, an adverb meaning "Once in a while; on rare occasions."
Semioccasionally has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings Semio & asionally which should not be misspelled with single 'C'
Wrong Spelling:  Semio-c-asionally  Correct Spelling:  Semio-cc-asionally 
Find more incorrect spellings of Semioccasionally to spell right way.