Silily or Sillily: How To spell?
The word Silily is misspelled against Sillily, an adverb meaning "In a silly manner; foolishly."
Sillily has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings si & ily which should not be misspelled with single 'L'
Wrong Spelling:  si-l-ily  Correct Spelling:  si-ll-ily 
Find more wrongly spelled words of Sillily to spell it well.