Interestednes or Interestedness: How To spell?

The word Interestednes is misspelled against Interestedness, a noun meaning "The state or quality of being interested; selfishness."

Interestedness 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:  interestedne-s 
Correct Spelling:  interestedne-ss 
Explore spell check of Interestedness to spell without errors.

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