burbot vs cusk

burbot and cusk both are nouns.

Word	Noun	Adjective	Verb	Adverb
burbot	Yes	No	No	No
cusk	Yes	No	No	No

As nouns, burbot and cusk are synonyms defined as:

burbot and cusk: elongate freshwater cod of northern Europe and Asia and North America having barbels around its mouth

Other synonyms of burbot include eelpout, ling, Lota lota.

burbot (noun)	cusk (noun)
elongate freshwater cod of northern Europe and Asia and North America having barbels around its mouth	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