derisive vs mocking

derisive

adj
  • Deserving or provoking derision or ridicule. 

  • Expressing or characterized by derision; mocking; ridiculing. 

noun
  • A derisive remark. 

mocking

adj
  • derisive or contemptuous 

  • teasing or taunting 

noun
  • mockery 

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