appraisal vs compliment

appraisal

noun
  • A judgment or assessment of the value of something, especially a formal one. 

  • The act or process of developing an opinion of value. 

compliment

noun
  • An expression of praise, congratulation, or respect. 

  • Complimentary language; courtesy, flattery. 

verb
  • To pay a compliment (to someone); to express a favourable opinion (of someone). 

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