black snakeroot vs black cohosh

black snakeroot and black cohosh both are nouns.

Word	Noun	Adjective	Verb	Adverb
black snakeroot	Yes	No	No	No
black cohosh	Yes	No	No	No

As nouns, black snakeroot and black cohosh are synonyms defined as:

black snakeroot and black cohosh: North American bugbane found from Maine and Ontario to Wisconsin and south to Georgia

Other synonyms of black snakeroot include Cimicifuga racemosa, rattle-top.

black snakeroot (noun)	black cohosh (noun)
North American bugbane found from Maine and Ontario to Wisconsin and south to Georgia	North American bugbane found from Maine and Ontario to Wisconsin and south to Georgia
deciduous low-growing perennial of Canada and eastern and central United States