codicillary vs provisional

codicillary

adj
  • Of or pertaining to a codicil. 

provisional

adj
  • Temporary, but with the intention of eventually becoming permanent or being replaced by a permanent equivalent. 

noun
  • A postage stamp issued locally before an official issue is released. 

  • An interim denture. 

How often have the words codicillary and provisional occurred in a corpus of books? (source: Google Ngram Viewer )