shop vs storefront

shop and storefront both are nouns.

Word	Noun	Adjective	Verb	Adverb
shop	Yes	No	Yes	No
storefront	Yes	No	No	No

shop (noun)	storefront (noun)
a course of instruction in a trade (as carpentry or electricity)	the front side of a store facing the street; usually contains display windows
a mercantile establishment for the retail sale of goods or services
small workplace where handcrafts or manufacturing are done

shop (verb)	storefront (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