demagogue vs grand vizier

demagogue

noun
  • A leader of the people. 

  • A political orator or leader who gains favor by pandering to or exciting the passions and prejudices of the audience rather than by using rational argument. 

verb
  • To speak or act in the manner of a demagogue; to speak about (an issue) in the manner of a demagogue. 

grand vizier

noun
  • A figure of great authority and power. 

  • The greatest minister of a sultan, with absolute power of attorney and, in principle, dismissable only by the sultan himself. 

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