razorback vs Balaenopteridae

razorback and Balaenopteridae both are nouns.

Word	Noun	Adjective	Verb	Adverb
razorback	Yes	Yes	No	No
Balaenopteridae	Yes	No	No	No

razorback (noun)	Balaenopteridae (noun)
a mongrel hog with a thin body and long legs and a ridged back; a wild or semi-wild descendant of improved breeds; found chiefly in the southeastern United States	rorquals; blue whales
any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin

razorback (adjective)	Balaenopteridae (adjective)
having a sharp narrow back