showroom vs storehouse

showroom

noun
  • A room in a business set aside for the display of the company's products. 

verb
  • To inspect merchandise in a physical store, then purchase the identical product from an online merchant; to use a physical store as a showroom for an online merchant. 

storehouse

noun
  • A building for keeping goods of any kind, especially provisions. 

  • A single location or resource where a large quantity of something can be found. 

verb
  • To lay up in store. 

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