The word Vadois is misspelled against Vaudois, a noun meaning "A modern name of the Waldenses."
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Word contains consecutive vowels 'AU' in between alphabets v & dois is misspelled as 'A' as letter 'U' is phonetically ignored
Wrong Spelling:  v-a-dois 
Correct Spelling:  v-au-dois 
Find more incorrect spellings of Vaudois to spell right way.