belittling vs derogative

belittling

noun
  • belittlement 

derogative

noun
  • A derogatory word or word-form. 

adj
  • Disparaging; tending or intending to be belittling. 

  • Of or pertaining to derogation; that derogates 

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