Rideua or Rideau: How To spell?

The word Rideua is misspelled against Rideau, a noun meaning "A small mound of earth; ground slightly elevated; a small ridge."

Word ends with consecutive vowels 'AU' preceded by alphabets 'ride' is misspelled as 'UA'
Wrong Spelling:  ride-ua 
Correct Spelling:  ride-au 
Check more misspelled words of Rideau to spell it correct.

You might be interested to know

Burea or Bureau?

Nylgu or Nylgau?

Eyre or Eire?