mangosteen tree vs fruit tree

mangosteen tree and fruit tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
mangosteen tree	Yes	No	No	No
fruit tree	Yes	No	No	No

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

mangosteen tree: East Indian tree with thick leathery leaves and edible fruit
fruit tree: tree bearing edible fruit

mangosteen tree (noun)	fruit tree (noun)
East Indian tree with thick leathery leaves and edible fruit	tree bearing edible fruit