cockroach vs mite

cockroach

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

  • A Tutsi. 

  • A person from New South Wales. 

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

mite

noun
  • A small or naughty person, or one people take pity on; rascal. 

  • A lepton, a small coin used in Palestine in the time of Christ. 

  • Anything very small; a minute object; a very little quantity or particle. 

  • A small coin formerly circulated in England, rated at about a third of a farthing. 

  • A small weight; one twentieth of a grain. 

  • Any of many minute arachnids which, along with the ticks, comprise subclass Acarina (aka Acari). 

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