Queler or Queller: How To spell?

The word Queler is misspelled against Queller, a noun meaning "A killer; as, Jack the Giant Queller."

Queller has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings que & er which should not be misspelled with single 'L'
Wrong Spelling:  que-l-er 
Correct Spelling:  que-ll-er 
Check more misspelled words of Queller to spell it correct.