fish loaf vs meatloaf

fish loaf and meatloaf both are nouns.

Word	Noun	Adjective	Verb	Adverb
fish loaf	Yes	No	No	No
meatloaf	Yes	No	No	No

As nouns, meatloaf is a hypernym of fish loaf; that is, meatloaf is a word with a broader meaning than fish loaf:

fish loaf: flaked fish baked in a loaf with bread crumbs and various seasonings
meatloaf: a baked loaf of ground meat

Other hypernyms of fish loaf include meat loaf.

fish loaf (noun)	meatloaf (noun)
flaked fish baked in a loaf with bread crumbs and various seasonings	a baked loaf of ground meat