gar vs porpoise

gar

noun
  • A garfish, Belone belone. 

  • Any of several North American fish of the family Lepisosteidae that have long, narrow jaws. 

verb
  • To make, compel (someone to do something); to cause (something to be done). 

porpoise

noun
  • Any small dolphin. 

  • A small cetacean of the family Phocoenidae, related to dolphins and whales. 

verb
  • Said of an air-breathing aquatic animal such as a porpoise or penguin: To repeatedly jump out of the water to take a breath and dive back in a continuous motion. 

  • Said of an aircraft: to make a series of plunges when taking off or landing; or of a watercraft: to successively plunge up and down in the water. 

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