common bird cherry vs European bird cherry

common bird cherry and European bird cherry both are nouns.

Word	Noun	Adjective	Verb	Adverb
common bird cherry	Yes	No	No	No
European bird cherry	Yes	No	No	No

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

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

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

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