elderberry vs edible fruit

elderberry and edible fruit both are nouns.

Word	Noun	Adjective	Verb	Adverb
elderberry	Yes	No	No	No
edible fruit	Yes	No	No	No

As nouns, edible fruit is a hypernym of elderberry; that is, edible fruit is a word with a broader meaning than elderberry:

elderberry: berrylike fruit of an elder used for e.g. wines and jellies
edible fruit: edible reproductive body of a seed plant especially one having sweet flesh

Other hypernyms of elderberry include drupe, stone fruit.

elderberry (noun)	edible fruit (noun)
berrylike fruit of an elder used for e.g. wines and jellies	edible reproductive body of a seed plant especially one having sweet flesh
a common shrub with black fruit or a small tree of Europe and Asia; fruit used for wines and jellies