raisin bread vs breadstuff

raisin bread and breadstuff both are nouns.

Word	Noun	Adjective	Verb	Adverb
raisin bread	Yes	No	No	No
breadstuff	Yes	No	No	No

As nouns, breadstuff is a hypernym of raisin bread; that is, breadstuff is a word with a broader meaning than raisin bread:

raisin bread: bread containing raisins
breadstuff: food made from dough of flour or meal and usually raised with yeast or baking powder and then baked

Other hypernyms of raisin bread include bread, staff of life.

raisin bread (noun)	breadstuff (noun)
bread containing raisins	food made from dough of flour or meal and usually raised with yeast or baking powder and then baked
	flour or meal or grain used in baking bread