Cafetannic or Caffetannic: How To spell?

The word Cafetannic is misspelled against Caffetannic, an adjective meaning "Pertaining to, or derived from, the tannin of coffee."

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

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