immunity vs likelihood

immunity

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

  • An exemption from penance. 

  • An exemption given to a player from losing or being withdrawn from play.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

likelihood

noun
  • The probability that some fixed outcome was generated by a random distribution with a specific parameter. 

  • Likeness, resemblance. 

  • The probability of a specified outcome; the chance of something happening; probability; the state or degree of being probable. 

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