chophouse vs greasy spoon

chophouse

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

  • Any restaurant. 

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

greasy spoon

noun
  • An inexpensive diner or other informal restaurant, especially one specializing in frying or grilling. 

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