Cesionary or Cessionary: How To spell?
The word Cesionary is misspelled against Cessionary, an adjective meaning "Having surrendered the effects; as, a cessionary bankrupt."
Cessionary has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings ce & ionary which should not be misspelled with single 'S'
Wrong Spelling:  ce-s-ionary  Correct Spelling:  ce-ss-ionary 
Find more incorrect spellings of Cessionary to spell right way.