feijoa bush vs bush

feijoa bush and bush both are nouns.

Word	Noun	Adjective	Verb	Adverb
feijoa bush	Yes	No	No	No
bush	Yes	Yes	Yes	No

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

Other hypernyms of feijoa bush include shrub.

feijoa bush (noun)	bush (noun)
South American shrub having edible greenish plumlike fruit	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

feijoa bush (adjective)	bush (adjective)
	not of the highest quality or sophistication

feijoa bush (verb)	bush (verb)
	provide with a bushing