lotus tree vs bush

lotus tree and bush both are nouns.

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

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

Other hypernyms of lotus tree include shrub.

lotus tree (noun)	bush (noun)
shrubby deciduous tree of the Mediterranean region	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

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

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