Fellnes or Fellness: How To spell?
The word Fellnes is misspelled against Fellness, a noun meaning "The quality or state of being fell or cruel; fierce barbarity."
Fellness 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:  fellne-s  Correct Spelling:  fellne-ss 
Explore spell check of Fellness to spell without errors.