beauty shop vs beauty parlor

beauty shop and beauty parlor both are nouns.

Word	Noun	Adjective	Verb	Adverb
beauty shop	Yes	No	No	No
beauty parlor	Yes	No	No	No

As nouns, beauty shop and beauty parlor are synonyms defined as:

beauty shop and beauty parlor: a shop where hairdressers and beauticians work

Other synonyms of beauty shop include beauty parlour, beauty salon, salon.

beauty shop (noun)	beauty parlor (noun)
a shop where hairdressers and beauticians work	a shop where hairdressers and beauticians work