spin-off vs product

spin-off and product both are nouns.

Word	Noun	Adjective	Verb	Adverb
spin-off	Yes	No	No	No
product	Yes	No	No	No

As nouns, product is a hypernym of spin-off; that is, product is a word with a broader meaning than spin-off:

Other hypernyms of spin-off include production.

spin-off (noun)	product (noun)
a product made during the manufacture of something else	an artifact that has been created by someone or some process
	items for sale to the individual consumer
	a quantity obtained by multiplication
	the set of elements common to two or more sets
	a consequence of someone's efforts or of a particular set of circumstances
	a chemical substance formed as a result of a chemical reaction