acclaim vs derogate

acclaim

verb
  • To express great approval (for). 

  • To elect (a politician, etc.) to an office automatically because no other candidates run; elect by acclamation. 

  • To declare by acclamations. 

  • To salute or praise with great approval; to compliment; to applaud; to welcome enthusiastically. 

noun
  • An acclamation; a shout of applause. 

derogate

verb
  • To remove a part, to detract from (a quality of excellence, authority etc.). 

  • To act in a manner below oneself; to debase oneself. 

  • To take away (something from something else) in a way which leaves it lessened. 

  • To detract from (something); to disparage, belittle. 

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