smoke bush vs shrub

smoke bush and shrub both are nouns.

Word	Noun	Adjective	Verb	Adverb
smoke bush	Yes	No	No	No
shrub	Yes	No	No	No

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

Other hypernyms of smoke bush include bush.

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

smoke bush: any of various shrubs of the genus Conospermum with panicles of mostly white woolly flowers
shrub: a low woody perennial plant usually having several major stems

Other hypernyms of smoke bush include bush.

smoke bush (noun)	shrub (noun)
any of several shrubs or shrubby trees of the genus Cotinus	a low woody perennial plant usually having several major stems
any of various shrubs of the genus Conospermum with panicles of mostly white woolly flowers