hagberry tree vs European bird cherry

hagberry tree and European bird cherry both are nouns.

Word	Noun	Adjective	Verb	Adverb
hagberry tree	Yes	No	No	No
European bird cherry	Yes	No	No	No

As nouns, hagberry tree and European bird cherry are synonyms defined as:

hagberry tree and European bird cherry: small European cherry tree closely resembling the American chokecherry

Other synonyms of hagberry tree include common bird cherry, Prunus padus.

hagberry tree (noun)	European bird cherry (noun)
small European cherry tree closely resembling the American chokecherry	small European cherry tree closely resembling the American chokecherry