needle-bush vs needle bush

needle-bush and needle bush both are nouns.

Word	Noun	Adjective	Verb	Adverb
needle-bush	Yes	No	No	No
needle bush	Yes	No	No	No

As nouns, needle-bush and needle bush are synonyms defined as:

needle-bush and needle bush: shrub with pungent rigid needle-shaped leaves and white flowers; eastern Australia

Other synonyms of needle-bush include Hakea lissosperma, needlebush.

needle-bush (noun)	needle bush (noun)
shrub with pungent rigid needle-shaped leaves and white flowers; eastern Australia	shrub with pungent rigid needle-shaped leaves and white flowers; eastern Australia