breadbasket vs region

breadbasket and region both are nouns.

Word	Noun	Adjective	Verb	Adverb
breadbasket	Yes	No	No	No
region	Yes	No	No	No

As nouns, region is a hypernym of breadbasket; that is, region is a word with a broader meaning than breadbasket:

breadbasket (noun)	region (noun)
a basket for serving bread	a part of an animal that has a special function or is supplied by a given artery or nerve
an enlarged and muscular saclike organ of the alimentary canal; the principal organ of digestion	a knowledge domain that you are interested in or are communicating about
a geographic region serving as the principal source of grain	the extended spatial location of something
	a large indefinite location on the surface of the Earth
	the approximate amount of something (usually used prepositionally as in `in the region of')