ordeal tree vs bush

ordeal tree and bush both are nouns.

Word	Noun	Adjective	Verb	Adverb
ordeal tree	Yes	No	No	No
bush	Yes	Yes	Yes	No

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

Other hypernyms of ordeal tree include shrub.

ordeal tree (noun)	bush (noun)
evergreen shrub or tree of South Africa	hair growing in the pubic area
	dense vegetation consisting of stunted trees or bushes
	a large wilderness area
	a low woody perennial plant usually having several major stems

ordeal tree (adjective)	bush (adjective)
	not of the highest quality or sophistication

ordeal tree (verb)	bush (verb)
	provide with a bushing