derogative vs truculent

derogative

adj
  • Disparaging; tending or intending to be belittling. 

  • Of or pertaining to derogation; that derogates 

noun
  • A derogatory word or word-form. 

truculent

adj
  • Defiant or uncompromising. 

  • Eager or quick to argue, fight or start a conflict. 

  • Cruel or savage. 

  • Deadly or destructive. 

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