Costivenes or Costiveness: How To spell?
The word Costivenes is misspelled against Costiveness, a noun meaning "An unnatural retention of the fecal matter of the bowels; constipation."
Costiveness has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  costivene-s  Correct Spelling:  costivene-ss 
Find more incorrect spellings of Costiveness to spell right way.