outlet vs supermarket

outlet

noun
  • A shop that sells the products of a particular manufacturer or supplier. 

  • A vent or similar passage to allow the escape of something. 

  • A river that runs out of a lake. 

  • Something which allows for the release of one's desires. 

  • A wall-mounted device such as a socket or receptacle connected to an electrical system at which current is taken to supply utilization equipment or appliances. 

supermarket

noun
  • A one-stop shop; a place offering a range of products or services. 

  • A chain of such stores. 

  • A large self-service store that sells groceries and, usually, medications, household goods, and/or clothing. 

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