Stilroom or Stillroom: How To spell?

The word Stilroom is misspelled against Stillroom, a noun meaning "A room for distilling."

Stillroom has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings sti & room which should not be misspelled with single 'L'
Wrong Spelling:  sti-l-room 
Correct Spelling:  sti-ll-room 
Find more incorrect spellings of Stillroom to spell right way.