drivel vs pontificate

drivel

verb
  • To talk nonsense; to talk senselessly; to drool. 

  • To use up or to be used up. 

  • To move or travel slowly. 

  • To be weak or foolish; to dote. 

noun
  • Nonsense; senseless talk. 

pontificate

verb
  • To speak in a patronizing, supercilious or pompous manner, especially at length. 

  • To preside as a bishop, especially at mass. 

  • To act like a pontiff; to express one's position or opinions dogmatically and pompously as if they were absolutely correct. 

noun
  • The status or term of office of a pontiff or pontifex. 

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