silver-bush vs silverberry

silver-bush and silverberry both are nouns.

Word	Noun	Adjective	Verb	Adverb
silver-bush	Yes	No	No	No
silverberry	Yes	No	No	No

As nouns, silver-bush and silverberry are synonyms defined as:

silver-bush and silverberry: deciduous unarmed North American shrub with silvery leaves and fruits

Other synonyms of silver-bush include Elaeagnus commutata, silver berry, silverbush.

silver-bush (noun)	silverberry (noun)
deciduous unarmed North American shrub with silvery leaves and fruits	deciduous unarmed North American shrub with silvery leaves and fruits
silvery hairy European shrub with evergreen foliage and pale yellow flowers