Rhamnus purshianus vs bearwood

Rhamnus purshianus and bearwood both are nouns.

Word	Noun	Adjective	Verb	Adverb
Rhamnus purshianus	Yes	No	No	No
bearwood	Yes	No	No	No

As nouns, Rhamnus purshianus and bearwood are synonyms defined as:

Rhamnus purshianus and bearwood: shrubby tree of the Pacific coast of the United States; yields cascara sagrada

Other synonyms of Rhamnus purshianus include bearberry, cascara buckthorn, chittamwood, chittimwood.

Rhamnus purshianus (noun)	bearwood (noun)
shrubby tree of the Pacific coast of the United States; yields cascara sagrada	shrubby tree of the Pacific coast of the United States; yields cascara sagrada