Athenticated or Authenticated: How To spell?

The word Athenticated is misspelled against Authenticated, which is past tense of "Authenticate"

Word begins with consecutive vowels 'AU' followed by alphabets 'thenticated' is misspelled as 'A' as letter 'U' is phonetically
Wrong Spelling: a-thenticated
Correct Spelling: au-thenticated
Find more wrongly spelled words of Authenticated to spell it well.