banana vs edible fruit

banana and edible fruit both are nouns.

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

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

banana: elongated crescent-shaped yellow fruit with soft sweet flesh
edible fruit: edible reproductive body of a seed plant especially one having sweet flesh

banana (noun)	edible fruit (noun)
elongated crescent-shaped yellow fruit with soft sweet flesh	edible reproductive body of a seed plant especially one having sweet flesh
any of several tropical and subtropical treelike herbs of the genus Musa having a terminal crown of large entire leaves and usually bearing hanging clusters of elongated fruits