dogfish vs bowfin

dogfish and bowfin both are nouns.

Word	Noun	Adjective	Verb	Adverb
dogfish	Yes	No	No	No
bowfin	Yes	No	No	No

As nouns, dogfish and bowfin are synonyms defined as:

dogfish and bowfin: primitive long-bodied carnivorous freshwater fish with a very long dorsal fin; found in sluggish waters of North America

Other synonyms of dogfish include Amia calva, grindle.

dogfish (noun)	bowfin (noun)
any of several small sharks	primitive long-bodied carnivorous freshwater fish with a very long dorsal fin; found in sluggish waters of North America
primitive long-bodied carnivorous freshwater fish with a very long dorsal fin; found in sluggish waters of North America