market vs Wall Street

market and Wall Street both are nouns.

Word	Noun	Adjective	Verb	Adverb
market	Yes	No	Yes	No
Wall Street	Yes	No	No	No

As nouns, Wall Street is a hyponym of market; that is, Wall Street is a word with a more specific, narrower meaning than market:

Other hyponyms of market include bear market, bull market, the City, the Street, money market.

market (noun)	Wall Street (noun)
the world of commercial activity where goods and services are bought and sold	used to allude to the securities industry of the United States
a marketplace where groceries are sold	a street in lower Manhattan where the New York Stock Exchange is located; symbol of American finance
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)	Wall Street (verb)
make commercial
engage in the commercial promotion, sale, or distribution of
deal in a market
buy household supplies