cafeteria vs watering hole

cafeteria

noun
  • A dining area in an institution where meals may be purchased (as above), provided, or brought in from elsewhere. 

  • A restaurant in which customers select their food at a counter then carry it on a tray to a table to eat. 

watering hole

noun
  • A bar or other local drinking establishment. 

  • A depression in which water collects and where animals come to drink. 

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