bloodstock vs breed

bloodstock and breed both are nouns.

Word	Noun	Adjective	Verb	Adverb
bloodstock	Yes	No	No	No
breed	Yes	No	Yes	No

As nouns, breed is a hypernym of bloodstock; that is, breed is a word with a broader meaning than bloodstock:

Other hypernyms of bloodstock include stock, strain.

bloodstock (noun)	breed (noun)
thoroughbred horses (collectively)	a special type
	a special variety of domesticated animals within a species

bloodstock (verb)	breed (verb)
	have young (animals) or reproduce (organisms)
	copulate with a female, used especially of horses
	cause to procreate (animals)
	call forth