aspirate vs snorkel

aspirate

verb
  • To inhale so as to draw something other than air into one's lungs. 

  • To produce an audible puff of breath. especially following a consonant, such as the letter "h" at the beginning of house or hat in standard English. 

  • To remove a liquid or gas by means of suction. 

adj
  • Synonym of aspirated. 

noun
  • The puff of air accompanying the release of a plosive or fricative consonant. 

  • A sample of fluid, tissue, or other substance that is withdrawn from a body cavity, cyst, or tumor. 

  • A mark of aspiration (#) used in Greek; the asper, or rough breathing. 

  • A sound produced by such a puff of air. 

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 aspirate and snorkel occurred in a corpus of books? (source: Google Ngram Viewer )