declaration vs nullification

declaration

noun
  • In common law, the formal document specifying plaintiff's cause of action, including the facts necessary to sustain a proper cause of action, and to advise the defendant of the grounds upon which he is being sued. 

  • The specification of an object, such as a variable or function, establishing its existence but not necessarily describing its contents. 

  • The act, by the captain of a batting side, of declaring an innings closed. 

  • A written or oral indication of a fact, opinion, intention, belief, etc. 

  • The act or process of declaring. 

  • A list of items for various legal purposes, e.g. customs declaration. 

nullification

noun
  • The nullification crisis in U.S. history, confrontation between the state of South Carolina and the federal government in 1832–33 over the former's attempt to declare null and void within the state the federal Tariffs of 1828 and 1832. 

  • Surgical removal of genitals (and sometimes nipples) as a form of body modification; a person who has undergone this surgery is a nullo. 

  • The act of nullifying; a rendering void and of no effect, or no legal effect. 

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