partridge vs Bonasa umbellus

partridge and Bonasa umbellus both are nouns.

Word	Noun	Adjective	Verb	Adverb
partridge	Yes	No	No	No
Bonasa umbellus	Yes	No	No	No

As nouns, partridge and Bonasa umbellus are synonyms defined as:

partridge and Bonasa umbellus: valued as a game bird in eastern United States and Canada

Other synonyms of partridge include ruffed grouse.

partridge (noun)	Bonasa umbellus (noun)
small Old World gallinaceous game birds	valued as a game bird in eastern United States and Canada
a popular North American game bird; named for its call
valued as a game bird in eastern United States and Canada
heavy-bodied small-winged South American game bird resembling a gallinaceous bird but related to the ratite birds
flesh of either quail or grouse