Snufling or Snuffling: How To spell?
The word Snufling is misspelled against Snuffling, which is present continuous of "Snuffle"
Snuffling has double "ff" is mispronounced as "f"Remember double 'FF' in between the strings Snu & ling which should not be misspelled with single 'F'
Wrong Spelling:  Snu-f-ling  Correct Spelling:  Snu-ff-ling 
Check more misspelled words of Snuffling to spell it correct.