Forgetfuly or Forgetfully: How To spell?
The word Forgetfuly is misspelled against Forgetfully, an adverb meaning "In a forgetful manner."
Forgetfully has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings forgetfu & y which should not be misspelled with single 'L'
Wrong Spelling:  forgetfu-l-y  Correct Spelling:  forgetfu-ll-y 
Check more misspelled words of Forgetfully to spell it correct.