inaugurate vs ordain

inaugurate

verb
  • To induct into office with a formal ceremony. 

  • To dedicate ceremoniously; to initiate something in a formal manner. 

adj
  • Invested with office; inaugurated. 

ordain

verb
  • To decree. 

  • To prearrange unalterably. 

  • To predestine. 

  • To admit into the ministry, for example as a priest, bishop, minister or Buddhist monk, or to authorize as a rabbi. 

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