Stiled or Stilled: How To spell?
The word Stiled is misspelled against Stilled, which is past tense of "Still"
Stilled has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings sti & ed which should not be misspelled with single 'L'
Wrong Spelling:  sti-l-ed  Correct Spelling:  sti-ll-ed 
Find more wrongly spelled words of Stilled to spell it well.