dewberry bush vs running blackberry

dewberry bush and running blackberry both are nouns.

Word	Noun	Adjective	Verb	Adverb
dewberry bush	Yes	No	No	No
running blackberry	Yes	No	No	No

As nouns, dewberry bush and running blackberry are synonyms defined as:

dewberry bush and running blackberry: any of several trailing blackberry brambles especially of North America

Other synonyms of dewberry bush include dewberry.

dewberry bush (noun)	running blackberry (noun)
any of several trailing blackberry brambles especially of North America	any of several trailing blackberry brambles especially of North America