Chasses or Chausses: How To spell?

The word Chasses is misspelled against Chausses, a noun meaning "The garment for the legs and feet and for the body below the waist, worn in Europe throughout the Middle Ages; applied also to the armor for the same parts, when fixible, as of chain mail."

Word contains consecutive vowels 'AU' in between alphabets ch & sses is misspelled as 'A' as letter 'U' is phonetically ignored
Wrong Spelling:  ch-a-sses 
Correct Spelling:  ch-au-sses 
Explore spell check of Chausses to spell without errors.

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