bistro vs chophouse

bistro

noun
  • A small restaurant. 

  • A small bar or pub. 

verb
  • to eat at a bistro 

chophouse

noun
  • Any restaurant. 

  • An inexpensive restaurant that specializes in chops or steaks; a steakhouse. 

  • A custom house in China where transit duties are levied. 

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