accusation vs assumpsit

accusation

noun
  • The act of accusing. 

  • A formal charge brought against a person in a court of law. 

  • An allegation. 

assumpsit

noun
  • An action to recover damages for breach or nonperformance of such a promise. 

  • A promise or undertaking, either express or implied, founded on a consideration. 

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