gasp vs snorkel

gasp

verb
  • To draw in the breath suddenly, as if from a shock. 

  • To speak in a breathless manner. 

  • To pant with eagerness or excitement; to show vehement desire. 

  • To breathe quickly or in a labored manner, as after exertion; to respire with heaving of the breast; to pant. 

noun
  • A draw or drag on a cigarette (or gasper). 

  • A short, sudden intake of breath. 

intj
  • The sound of a gasp. 

snorkel

verb
  • To use a snorkel. 

noun
  • A snorkel parka. 

  • A retractable tube fitted in diesel-engine submarines to allow sufficient ventilation that the engines may be used at periscope depth. 

  • A hollow tube, held in the mouth, or mounted on and opening into a diving mask, used by swimmers for breathing underwater. 

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