derogative vs disgracing

derogative

noun
  • A derogatory word or word-form. 

adj
  • Disparaging; tending or intending to be belittling. 

  • Of or pertaining to derogation; that derogates 

disgracing

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