tung tree vs tung-oil tree

tung tree and tung-oil tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
tung tree	Yes	No	No	No
tung-oil tree	Yes	No	No	No

As nouns, tung tree and tung-oil tree are synonyms defined as:

tung tree and tung-oil tree: Chinese tree bearing seeds that yield tung oil

Other synonyms of tung tree include Aleurites fordii, tung.

tung tree (noun)	tung-oil tree (noun)
Chinese tree bearing seeds that yield tung oil	Chinese tree bearing seeds that yield tung oil