coco plum tree vs fruit tree

coco plum tree and fruit tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
coco plum tree	Yes	No	No	No
fruit tree	Yes	No	No	No

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

coco plum tree (noun)	fruit tree (noun)
small tropical American tree bearing edible plumlike fruit	tree bearing edible fruit