Forgetfulnes or Forgetfulness: How To spell?
The word Forgetfulnes is misspelled against Forgetfulness, a noun meaning "Failure to bear in mind; careless omission; inattention; as, forgetfulness of duty."
Forgetfulness 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:  forgetfulne-s  Correct Spelling:  forgetfulne-ss 
Check more misspelled words of Forgetfulness to spell it correct.