disgorge vs ptyalize

disgorge

verb
  • To vomit or spew, to discharge. 

  • To remove traces of yeast from sparkling wine by the méthode champenoise. 

  • To surrender (stolen goods or money, for example) unwillingly. 

ptyalize

verb
  • To spit. 

  • To salivate. 

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