market vs user

market

noun
  • A group of potential customers for one's product. 

  • A gathering of people for the purchase and sale of merchandise at a set time, often periodic. 

  • A grocery store 

  • A formally organized, sometimes monopolistic, system of trading in specified goods or effects. 

  • City square or other fairly spacious site where traders set up stalls and buyers browse the merchandise. 

  • A geographical area where a certain commercial demand exists. 

  • The sum total traded in a process of individuals trading for certain commodities. 

verb
  • To make (products or services) available for sale and promote them. 

  • To sell. 

  • To shop in a market; to attend a market. 

  • To deal in a market; to buy or sell; to make bargains for provisions or goods. 

user

noun
  • One who uses or makes use of something, a consumer/client or an express or implied licensee (free user) or a trespasser. 

  • A person who uses drugs, especially illegal drugs. 

  • A person who uses a computer or a computing network, especially a person who has received a user account. 

  • An exploiter, an abuser (a person who "uses" people, that is treats and regards people unfairly, selfishly and/or unethically). 

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