Tanic or Tannic: How To spell?
The word Tanic is misspelled against Tannic, an adjective meaning "pertaining to tan; derived from, resembling, tan; as, tannic acid."
Tannic has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings ta & ic which should not be misspelled with single 'N'
Wrong Spelling:  ta-n-ic  Correct Spelling:  ta-nn-ic 
Find more wrongly spelled words of Tannic to spell it well.