debarment vs unburdening

debarment

noun
  • The act or an instance of debarring. 

  • In the United States Food and Drugs Act, a penalty imposed on persons or companies that commit crimes in connection with applications for approval of drugs, in which such persons are barred from submitting or assisting in the submission of such an application. 

unburdening

noun
  • The act by which one unburdens oneself. 

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