Tavtophony or Tautophony: How To spell?

The word Tavtophony is misspelled against Tautophony, a noun meaning "Repetition of the same sound."

Word contains consecutive vowels 'AU' in between alphabets t & tophony is misspelled as 'AV'
Wrong Spelling:  t-av-tophony 
Correct Spelling:  t-au-tophony 
Find more incorrect spellings of Tautophony to spell right way.

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