gallberry vs gall-berry

gallberry and gall-berry both are nouns.

Word	Noun	Adjective	Verb	Adverb
gallberry	Yes	No	No	No
gall-berry	Yes	No	No	No

As nouns, gallberry and gall-berry are synonyms defined as:

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

Other synonyms of gallberry include evergreen winterberry, Ilex glabra, inkberry.

gallberry (noun)	gall-berry (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