sermonize vs take the floor

sermonize

verb
  • To say in the manner of a sermon or lecture. 

  • To preach a sermon to (somebody); to give (somebody) instruction or admonishment on the basis of one's morality or opinions. 

  • To speak in the manner of a sermon; to preach; to propagate one's morality or opinions with speech. 

  • To inculcate rigid rules. 

take the floor

verb
  • To speak at a public meeting. 

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