Indefinitenes or Indefiniteness: How To spell?
The word Indefinitenes is misspelled against Indefiniteness, a noun meaning "The quality of being indefinite."
Indefiniteness 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:  indefinitene-s  Correct Spelling:  indefinitene-ss 
Find more wrongly spelled words of Indefiniteness to spell it well.