canonization vs christening

canonization

noun
  • The state of being canonized or sainted. 

  • Introduction into a canon of artistic or literary works. 

  • The final process or decree (following beatification) by which the name of a deceased person is placed in the catalogue (canon) of saints and commended to perpetual veneration and invocation. 

christening

noun
  • Any instance of someone's or something's being christened. 

  • The Christian sacrament at which someone, usually a child, is baptized and given a Christian name. 

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