kaki vs persimmon tree

kaki and persimmon tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
kaki	Yes	No	No	No
persimmon tree	Yes	No	No	No

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

kaki: small deciduous Asiatic tree bearing large red or orange edible astringent fruit
persimmon tree: any of several tropical trees of the genus Diospyros

Other hypernyms of kaki include persimmon.

kaki (noun)	persimmon tree (noun)
blackish stilt of New Zealand sometimes considered a color phase of the white-headed stilt	any of several tropical trees of the genus Diospyros
small deciduous Asiatic tree bearing large red or orange edible astringent fruit