Dun or Daun: How To spell?

The word Dun is misspelled against Daun, a noun meaning "A variant of Dan, a title of honor."

Word contains consecutive vowels 'AU' in between alphabets d & n is misspelled as 'U' as letter 'A' is phonetically ignored
Wrong Spelling: d-u-n
Correct Spelling: d-au-n
Check more misspelled words of Daun to spell it correct.