Mortalnes or Mortalness: How To spell?
The word Mortalnes is misspelled against Mortalness, a noun meaning "Quality of being mortal; mortality."
Mortalness 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:  mortalne-s  Correct Spelling:  mortalne-ss 
Find more incorrect spellings of Mortalness to spell right way.