amnesty vs punishment

amnesty

noun
  • An act of the sovereign power granting oblivion, or a general pardon, for a past offense, as to subjects concerned in an insurrection. 

  • Forgetfulness; cessation of remembrance of wrong; oblivion. 

verb
  • To grant a pardon (to a group) 

punishment

noun
  • The act or process of punishing, imposing and/or applying a sanction. 

  • A penalty to punish wrongdoing, especially for crime. 

  • Any harsh treatment or experience; rough handling. 

  • A suffering by pain or loss imposed as retribution 

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