derogative vs sniffy

derogative

adj
  • Disparaging; tending or intending to be belittling. 

  • Of or pertaining to derogation; that derogates 

noun
  • A derogatory word or word-form. 

sniffy

adj
  • Disdainful; haughty. 

  • Characterised by sniffing. 

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