Sawterelle or Sauterelle: How To spell?

The word Sawterelle is misspelled against Sauterelle, a noun meaning "An instrument used by masons and others to trace and form angles."

Word contains consecutive vowels 'AU' in between alphabets s & terelle is misspelled as 'AW'
Wrong Spelling:  s-aw-terelle 
Correct Spelling:  s-au-terelle 
Explore spell check of Sauterelle to spell without errors.

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