cockroach vs hornet

cockroach

noun
  • A black or brown straight-winged insect of the order Blattodea. 

  • A Tutsi. 

  • A person from New South Wales. 

  • A person or a member of a group of people regarded as undesirable and rapidly procreating. 

hornet

noun
  • A large wasp, of the genus Vespa, having a brown-and-yellow-striped body and the ability to inflict a serious sting. 

  • A person who pesters with petty but ceaseless attacks. 

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