The word Snufling is misspelled against Snuffling, which is present continuous of "Snuffle"
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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.