Rifler or Riffler: How To spell?

The word Rifler is misspelled against Riffler, a noun meaning "A curved file used in carving wool and marble."

Riffler has double "ff" is mispronounced as "f"
Remember double 'FF' in between the strings Ri & ler which should not be misspelled with single 'F'
Wrong Spelling:  Ri-f-ler 
Correct Spelling:  Ri-ff-ler 
Find more wrongly spelled words of Riffler to spell it well.

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