The word Giftednes is misspelled against Giftedness, a noun meaning "The state of being gifted."
-->
Giftedness 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:  giftedne-s 
Correct Spelling:  giftedne-ss 
Find more wrongly spelled words of Giftedness to spell it well.