Intercesional or Intercessional: How To spell?
The word Intercesional is misspelled against Intercessional, an adjective meaning "Pertaining to, of the nature of, or characterized by, intercession or entreaty."
Intercessional has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings interce & ional which should not be misspelled with single 'S'
Wrong Spelling:  interce-s-ional  Correct Spelling:  interce-ss-ional 
Find more incorrect spellings of Intercessional to spell right way.