brazil nut vs edible nut

brazil nut and edible nut both are nouns.

Word	Noun	Adjective	Verb	Adverb
brazil nut	Yes	No	No	No
edible nut	Yes	No	No	No

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

brazil nut: three-sided tropical American nut with white oily meat and hard brown shell
edible nut: a hard-shelled seed consisting of an edible kernel or meat enclosed in a woody or leathery shell

brazil nut (noun)	edible nut (noun)
three-sided tropical American nut with white oily meat and hard brown shell	a hard-shelled seed consisting of an edible kernel or meat enclosed in a woody or leathery shell
tall South American tree bearing brazil nuts