gallberry vs evergreen winterberry

gallberry and evergreen winterberry both are nouns.

Word	Noun	Adjective	Verb	Adverb
gallberry	Yes	No	No	No
evergreen winterberry	Yes	No	No	No

As nouns, gallberry and evergreen winterberry are synonyms defined as:

gallberry and evergreen winterberry: evergreen holly of eastern North America with oblong leathery leaves and small black berries

Other synonyms of gallberry include gall-berry, Ilex glabra, inkberry.

gallberry (noun)	evergreen winterberry (noun)
evergreen holly of eastern North America with oblong leathery leaves and small black berries	evergreen holly of eastern North America with oblong leathery leaves and small black berries