Ursus arctos horribilis vs silvertip

Ursus arctos horribilis and silvertip both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ursus arctos horribilis	Yes	No	No	No
silvertip	Yes	No	No	No

As nouns, Ursus arctos horribilis and silvertip are synonyms defined as:

Ursus arctos horribilis and silvertip: powerful brownish-yellow bear of the uplands of western North America

Other synonyms of Ursus arctos horribilis include grizzly, grizzly bear, silver-tip, Ursus horribilis.

Ursus arctos horribilis (noun)	silvertip (noun)
powerful brownish-yellow bear of the uplands of western North America	powerful brownish-yellow bear of the uplands of western North America