course of study vs shop

course of study and shop both are nouns.

Word	Noun	Adjective	Verb	Adverb
course of study	Yes	No	No	No
shop	Yes	No	Yes	No

As nouns, shop is a hyponym of course of study; that is, shop is a word with a more specific, narrower meaning than course of study:

course of study (noun)	shop (noun)
education imparted in a series of lessons or meetings	a course of instruction in a trade (as carpentry or electricity)
an integrated course of academic studies	a mercantile establishment for the retail sale of goods or services
	small workplace where handcrafts or manufacturing are done

course of study (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