hideaway vs luncheonette

hideaway

noun
  • a hiding place, somewhere one can go to get away from other people 

adj
  • Capable of being stored out of sight when not in use. 

luncheonette

noun
  • A small diner or restaurant that serves lunch. 

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