Clavse or Clause: How To spell?
The word Clavse is misspelled against Clause, a noun meaning "A separate portion of a written paper, paragraph, or sentence; an article, stipulation, or proviso, in a legal document."
Word contains consecutive vowels 'AU' in between alphabets cl & se is misspelled as 'AV'Wrong Spelling:  cl-av-se  Correct Spelling:  cl-au-se 
Explore spell check of Clause to spell without errors.