cusk vs Brosme brosme

cusk and Brosme brosme both are nouns.

Word	Noun	Adjective	Verb	Adverb
cusk	Yes	No	No	No
Brosme brosme	Yes	No	No	No

As nouns, cusk and Brosme brosme are synonyms defined as:

cusk and Brosme brosme: large edible marine fish of northern coastal waters; related to cod

Other synonyms of cusk include torsk.

cusk (noun)	Brosme brosme (noun)
large edible marine fish of northern coastal waters; related to cod	large edible marine fish of northern coastal waters; related to cod
elongate freshwater cod of northern Europe and Asia and North America having barbels around its mouth
the lean flesh of a cod-like fish of North Atlantic waters