Athochthons or Authochthons: How To spell?

The word Athochthons is misspelled against Authochthons, which is plural of "Autochthon"

Word begins with consecutive vowels 'AU' followed by alphabets 'thochthons' is misspelled as 'A' as letter 'U' is phonetically i
Wrong Spelling:  a-thochthons 
Correct Spelling:  au-thochthons 
Find more incorrect spellings of Authochthons to spell right way.

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