cite vs denounce

cite

verb
  • to quote; to repeat, as a passage from a book, or the words of another. 

  • to list the source(s) from which one took information, words or literary or verbal context. 

  • to summon officially or authoritatively to appear in court. 

noun
  • a citation 

denounce

verb
  • To make a formal or public accusation against; to inform against; to accuse. 

  • To claim the right of working a mine that is abandoned or insufficiently worked. 

  • To criticize or speak out against (someone or something); to point out as deserving of reprehension, etc.; to openly accuse or condemn in a threatening manner; to invoke censure upon; to stigmatize; to blame. 

  • To announce the termination of; especially a treaty or armistice. 

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