bowk vs disgorge

bowk

verb
  • To vomit. 

  • To belch, to burp. 

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. 

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