Inspisation or Inspissation: How To spell?
The word Inspisation is misspelled against Inspissation, a noun meaning "The act or the process of inspissating, or thickening a fluid substance, as by evaporation; also, the state of being so thickened."
Inspissation has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings inspi & ation which should not be misspelled with single 'S'
Wrong Spelling:  inspi-s-ation  Correct Spelling:  inspi-ss-ation 
Find more incorrect spellings of Inspissation to spell right way.