recommend vs slander

recommend

verb
  • To bestow commendation on; to represent favourably; to suggest, endorse or encourage as an appropriate choice. 

  • To make acceptable; to attract favor to. 

  • To advise, propose, counsel favorably 

slander

verb
  • To utter a slanderous statement about; baselessly speak ill of. 

  • To poke fun at a certain group of people 

noun
  • A collection of humorous videos intended to poke fun at a certain group of people, such as a community or nation 

  • A false or unsupported, malicious statement (spoken, not written), especially one which is injurious to a person's reputation; the making of such a statement. 

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