appropriation vs invasion

appropriation

noun
  • An act or instance of appropriating. 

  • The principle that supplies granted by a legislature are only to be expended in the manner specified by that legislature. 

  • That which is appropriated. 

  • Public funds set aside for a specific purpose. 

  • The use of borrowed elements in the creation of a new work. 

  • The assimilation of concepts into a governing framework. 

  • In church law, the making over of a benefice to an owner who receives the tithes, but is bound to appoint a vicar for the spiritual service of the parish. 

invasion

noun
  • A military action consisting of armed forces of one geopolitical entity entering territory controlled by another such entity, generally with the objective of conquering territory or altering the established government. 

  • The breaching of the skin barrier. 

  • The spread of cancer cells, bacteries and such to the organism. 

  • The entry without consent of an individual or group into an area where they are not wanted. 

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