termite vs vermin

termite

noun
  • A contemptible person. 

  • A white-bodied, wood-consuming insect of the infraorder Isoptera, in the order Blattodea. 

verb
  • Of a chimpanzee: to catch termites by inserting a stick or vine into their nest and waiting for them to climb up it. 

vermin

noun
  • Obnoxious, or mean and offensive person or people. 

  • Any one of various common types of small insects or animals which cause harm and annoyance. 

  • Animals that prey on game, such as foxes or weasels. 

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