blackcap vs black raspberry

blackcap and black raspberry both are nouns.

Word	Noun	Adjective	Verb	Adverb
blackcap	Yes	No	No	No
black raspberry	Yes	No	No	No

As nouns, blackcap and black raspberry are synonyms defined as:

blackcap and black raspberry: raspberry native to eastern North America having black thimble-shaped fruit

Other synonyms of blackcap include blackcap raspberry, Rubus occidentalis, thimbleberry.

blackcap (noun)	black raspberry (noun)
small brownish-grey warbler with a black crown	raspberry native to eastern North America having black thimble-shaped fruit
chickadee having a dark crown
small black-headed European gull
raspberry native to eastern North America having black thimble-shaped fruit