Firmnes or Firmness: How To spell?

The word Firmnes is misspelled against Firmness, a noun meaning "The state or quality of being firm."

Firmness 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: firmne-s
Correct Spelling: firmne-ss
Find more wrongly spelled words of Firmness to spell it well.