insect vs tabanid

insect

noun
  • Any small arthropod similar to an insect, including spiders, centipedes, millipedes, etc. 

  • An arthropod (in the Insecta class) characterized by six legs, up to four wings, and a chitinous exoskeleton. 

  • A contemptible or powerless person. 

tabanid

noun
  • A horsefly. 

adj
  • Of or pertaining to species of the horsefly family, Tabanidae. 

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