Penciling or Pencilling: How To spell?
The word Penciling is misspelled against Pencilling, which is present continuous of "Pencil"
Pencilling has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings penci & ing which should not be misspelled with single 'L'
Wrong Spelling:  penci-l-ing  Correct Spelling:  penci-ll-ing 
Find more wrongly spelled words of Pencilling to spell it well.