Knol or Knoll: How To spell?
The word Knol is misspelled against Knoll, a noun meaning "A little round hill; a mound; a small elevation of earth; the top or crown of a hill."
Knoll has double 'll' in the end mispronounced as 'l'Remember double 'LL' appears in the end of this word which should not be misspelled with single 'L'
Wrong Spelling:  kno-l  Correct Spelling:  kno-ll 
Find more incorrect spellings of Knoll to spell right way.