immunity vs incarceration

immunity

noun
  • An exemption from penance. 

  • An exemption from specified duties, such as payments or services. 

  • An exemption given to a player from losing or being withdrawn from play. 

  • A resistance to a specific thing. 

  • An exemption from prosecution. 

  • Protective resistance against disease. 

incarceration

noun
  • The act of confining, or the state of being confined; imprisonment. 

  • A constriction of the hernial sac, rendering it irreducible, but not great enough to cause strangulation. 

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