Christmas berry vs Christmasberry

Christmas berry and Christmasberry both are nouns.

Word	Noun	Adjective	Verb	Adverb
Christmas berry	Yes	No	No	No
Christmasberry	Yes	No	No	No

As nouns, Christmas berry and Christmasberry are synonyms defined as:

Christmas berry and Christmasberry: ornamental evergreen treelike shrub of the Pacific coast of the United States having large white flowers and red berrylike fruits; often placed in genus Photinia

Other synonyms of Christmas berry include Heteromeles arbutifolia, Photinia arbutifolia, tollon, toyon.

As nouns, Christmas berry and Christmasberry are synonyms defined as:

Christmas berry and Christmasberry: spiny evergreen shrub of southeastern United States having spreading branches usually blue or mauve flowers and red berries

Other synonyms of Christmas berry include Lycium carolinianum.

Christmas berry (noun)	Christmasberry (noun)
ornamental evergreen treelike shrub of the Pacific coast of the United States having large white flowers and red berrylike fruits; often placed in genus Photinia	ornamental evergreen treelike shrub of the Pacific coast of the United States having large white flowers and red berrylike fruits; often placed in genus Photinia
spiny evergreen shrub of southeastern United States having spreading branches usually blue or mauve flowers and red berries	spiny evergreen shrub of southeastern United States having spreading branches usually blue or mauve flowers and red berries