Chavn or Chaun: How To spell?

The word Chavn is misspelled against Chaun, a noun meaning "A gap."

Word contains consecutive vowels 'AU' in between alphabets ch & n is misspelled as 'AV'
Wrong Spelling:  ch-av-n 
Correct Spelling:  ch-au-n 
Browse incorrect spellings of Chaun to spell it good.

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