Instouration or Instauration: How To spell?

The word Instouration is misspelled against Instauration, a noun meaning "Restoration after decay, lapse, or dilapidation; renewal; repair; renovation; renaissance."

Word contains consecutive vowels 'AU' in between alphabets inst & ration is misspelled as 'OU'
Wrong Spelling:  inst-ou-ration 
Correct Spelling:  inst-au-ration 
Check more misspelled words of Instauration to spell it correct.

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