Plateaas or Plateaus: How To spell?

The word Plateaas is misspelled against Plateaus, which is plural of "Plateau"

Word contains consecutive vowels 'AU' in between alphabets plate & s is misspelled as 'AA'
Wrong Spelling:  plate-aa-s 
Correct Spelling:  plate-au-s 
Explore spell check of Plateaus to spell without errors.

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