coffee shop vs cafe

coffee shop and cafe both are nouns.

Word	Noun	Adjective	Verb	Adverb
coffee shop	Yes	No	No	No
cafe	Yes	No	No	No

As nouns, coffee shop and cafe are synonyms defined as:

coffee shop and cafe: a small restaurant where drinks and snacks are sold

Other synonyms of coffee shop include coffee bar, coffeehouse.

coffee shop (noun)	cafe (noun)
a small restaurant where drinks and snacks are sold	a small restaurant where drinks and snacks are sold