market vs retail store

market and retail store both are nouns.

Word	Noun	Adjective	Verb	Adverb
market	Yes	No	Yes	No
retail store	Yes	No	No	No

As nouns, retail store is a hypernym of market; that is, retail store is a word with a broader meaning than market:

Other hypernyms of market include mercantile establishment, outlet, sales outlet.

market (noun)	retail store (noun)
the world of commercial activity where goods and services are bought and sold	a place of business for retailing goods
a marketplace where groceries are sold
an area in a town where a public mercantile establishment is set up
the customers for a particular product or service
the securities markets in the aggregate

market (verb)	retail store (verb)
make commercial
engage in the commercial promotion, sale, or distribution of
deal in a market
buy household supplies