Avstromancy or Austromancy: How To spell?

The word Avstromancy is misspelled against Austromancy, a noun meaning "Soothsaying, or prediction of events, from observation of the winds."

Word begins with consecutive vowels 'AU' followed by alphabets 'stromancy' is misspelled as 'AV'
Wrong Spelling:  av-stromancy 
Correct Spelling:  au-stromancy 
Find more incorrect spellings of Austromancy to spell right way.

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