appreciation vs critique

appreciation

noun
  • The act of appreciating. 

  • A rise in value. 

  • A fair valuation or estimate of merit, worth, weight, etc.; recognition of excellence; gratitude and esteem. 

  • Accurate perception; true estimation. 

critique

noun
  • The art of criticism. 

  • An essay in which another piece of work is criticised, reviewed, etc. 

  • A point made to criticize something. 

verb
  • To review something; to criticize. 

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