Caprimulgus vociferus vs whippoorwill

Caprimulgus vociferus and whippoorwill both are nouns.

Word	Noun	Adjective	Verb	Adverb
Caprimulgus vociferus	Yes	No	No	No
whippoorwill	Yes	No	No	No

As nouns, Caprimulgus vociferus and whippoorwill are synonyms defined as:

Caprimulgus vociferus and whippoorwill: American nocturnal goatsucker with grey-and-white plumage

Caprimulgus vociferus (noun)	whippoorwill (noun)
American nocturnal goatsucker with grey-and-white plumage	American nocturnal goatsucker with grey-and-white plumage