bum steer vs exhortation

bum steer

noun
  • Bad advice or information, regardless of intention. 

exhortation

noun
  • The act or practice of exhorting; the act of inciting to laudable deeds; incitement to that which is good or commendable. 

  • Language intended to incite and encourage 

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