clemency vs philanthropy

clemency

noun
  • The gentle or kind exercise of power; leniency, mercy; compassion in judging or punishing. 

  • A pardon, commutation, or similar reduction, removal, or postponement of legal penalties by an executive officer of a state. 

philanthropy

noun
  • Benevolent altruism with the intention of increasing the well-being of humankind. 

  • Charitable giving, charity. 

  • A philanthropic act. 

  • A charitable foundation. 

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