brisling vs herring

brisling and herring both are nouns.

Word	Noun	Adjective	Verb	Adverb
brisling	Yes	No	No	No
herring	Yes	No	No	No

As nouns, herring is a hypernym of brisling; that is, herring is a word with a broader meaning than brisling:

brisling: small fatty European fish; usually smoked or canned like sardines
herring: valuable flesh of fatty fish from shallow waters of northern Atlantic or Pacific; usually salted or pickled

brisling (noun)	herring (noun)
small herring processed like a sardine	commercially important food fish of northern waters of both Atlantic and Pacific
small fatty European fish; usually smoked or canned like sardines	valuable flesh of fatty fish from shallow waters of northern Atlantic or Pacific; usually salted or pickled