applaud vs disapprove

applaud

verb
  • To express approval (of something) by clapping the hands. 

  • To praise, or express approval for something or someone. 

disapprove

verb
  • To have or express an unfavorable opinion. 

  • To condemn; to consider wrong or inappropriate; used with of. 

  • She disapproves of rap music because of its sometimes aggressive lyrics. 

  • To refuse to approve; reject. 

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