cocoanut vs coconut tree

cocoanut and coconut tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
cocoanut	Yes	No	No	No
coconut tree	Yes	No	No	No

cocoanut (noun)	coconut tree (noun)
large hard-shelled oval nut with a fibrous husk containing thick white meat surrounding a central cavity filled (when fresh) with fluid or milk	tall palm tree bearing coconuts as fruits; widely planted throughout the tropics