saloon vs snorkel

saloon

noun
  • the part of a rail carriage or multiple unit containing seating for passengers. 

  • The cabin area of a boat or yacht devoted to seated relaxation, often combined with dining table. 

  • A tavern, especially in an American Old West setting. 

  • A barbershop (store offering haircuts). 

  • The most common body style for modern cars, with a boot or trunk. 

snorkel

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

  • A snorkel parka. 

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

verb
  • To use a snorkel. 

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