ripen vs transubstantiate

ripen

verb
  • To cause (something) to mature; to make ripe 

  • to grow ripe; to become mature (said of grain, fruit, flowers etc.) 

  • To approach or come to perfection. 

  • To mature; to fit or prepare; to bring to perfection 

transubstantiate

verb
  • To change one substance into another; to transmute. 

  • To change the bread and wine of the Eucharist into the body and blood of Jesus. 

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