shopping vs shop

shopping and shop both are nouns.

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

shopping (noun)	shop (noun)
searching for or buying goods or services	a course of instruction in a trade (as carpentry or electricity)
the commodities purchased from stores	a mercantile establishment for the retail sale of goods or services
	small workplace where handcrafts or manufacturing are done

shopping (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