bath vs car wash

bath

noun
  • A building or area where bathing occurs. 

  • A substance or preparation in which something is immersed. 

  • A tub or pool which is used for bathing: bathtub. 

  • The act of bathing. 

  • A former Hebrew unit of liquid volume (about 23 L or 6 gallons). 

  • The body of liquid one bathes in. 

verb
  • To wash a person or animal in a bath. 

  • To bathe (oneself); to have a bath. 

car wash

noun
  • An instance of washing a car, especially such a place. 

  • An event at which people (often students) wash cars, often for a small fee or donation 

  • A place at which a car is washed, usually for a fee and often mechanically by driving the car through a tunnel. 

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