Demonstrativenes or Demonstrativeness: How To spell?
The word Demonstrativenes is misspelled against Demonstrativeness, a noun meaning "The state or quality of being demonstrative."
Demonstrativeness 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:  demonstrativene-s  Correct Spelling:  demonstrativene-ss 
Find more incorrect spellings of Demonstrativeness to spell right way.