disapprove vs say no

disapprove

verb
  • To refuse to approve; reject. 

  • 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. 

say no

verb
  • To reject something. 

  • To disagree; to think something or someone is doing or saying what is wrong. 

How often have the words disapprove and say no occurred in a corpus of books? (source: Google Ngram Viewer )