gnat vs tipulid

gnat

noun
  • Any small insect of the order Diptera, specifically within the suborder Nematocera. 

  • An annoying person. 

tipulid

noun
  • A cranefly 

adj
  • of or pertaining to craneflies (insects of the family Tipulidae) 

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