butcher shop vs meat market

butcher shop and meat market both are nouns.

Word	Noun	Adjective	Verb	Adverb
butcher shop	Yes	No	No	No
meat market	Yes	No	No	No

As nouns, butcher shop and meat market are synonyms defined as:

butcher shop and meat market: a shop in which meat and poultry (and sometimes fish) are sold

butcher shop (noun)	meat market (noun)
a shop in which meat and poultry (and sometimes fish) are sold	a shop in which meat and poultry (and sometimes fish) are sold