renounce vs sponsor

renounce

verb
  • To cast off, repudiate. 

  • To abandon, forsake, discontinue (an action, habit, intention, etc), sometimes by open declaration. 

  • To fail to follow suit; playing a card of a different suit when having no card of the suit led. 

  • To make a renunciation of something. 

  • To give up, resign, surrender. 

  • To surrender formally some right or trust. 

  • To decline further association with someone or something, disown. 

noun
  • An act of renouncing. 

sponsor

noun
  • A person or organisation with some sort of responsibility for another person or organisation, especially where the responsibility has a religious, legal, or financial aspect. 

  • One that pays all or part of the cost of an event, a publication, or a media program, usually in exchange for advertising time. 

  • A senior member of a twelve step or similar program assigned to a guide a new initiate and form a partnership with him. 

verb
  • To be a sponsor for. 

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