Sheler or Sheller: How To spell?
The word Sheler is misspelled against Sheller, a noun meaning "One who, or that which, shells; as, an oyster sheller; a corn sheller."
Sheller has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings she & er which should not be misspelled with single 'L'
Wrong Spelling:  she-l-er  Correct Spelling:  she-ll-er 
Explore spell check of Sheller to spell without errors.