Deaaration or Deauration: How To spell?

The word Deaaration is misspelled against Deauration, a noun meaning "Act of gilding."

Word contains consecutive vowels 'AU' in between alphabets de & ration is misspelled as 'AA'
Wrong Spelling:  de-aa-ration 
Correct Spelling:  de-au-ration 
Find more incorrect spellings of Deauration to spell right way.

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