specialty store vs shop

specialty store and shop both are nouns.

Word	Noun	Adjective	Verb	Adverb
specialty store	Yes	No	No	No
shop	Yes	No	Yes	No

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

Other hypernyms of specialty store include store.

specialty store (noun)	shop (noun)
a store that sells only one kind of merchandise	a course of instruction in a trade (as carpentry or electricity)
	a mercantile establishment for the retail sale of goods or services
	small workplace where handcrafts or manufacturing are done

specialty store (verb)	shop (verb)
	give away information about somebody
	do one's shopping
	shop around; not necessarily buying
	do one's shopping at; do business with; be a customer or client of