inaugurate vs unauthorize

inaugurate

adj
  • Invested with office; inaugurated. 

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

  • To induct into office with a formal ceremony. 

unauthorize

verb
  • To disown the authority of; to repudiate. 

  • To withdraw authorization or permissions from. 

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