pepper root vs crinkleroot

pepper root and crinkleroot both are nouns.

Word	Noun	Adjective	Verb	Adverb
pepper root	Yes	No	No	No
crinkleroot	Yes	No	No	No

As nouns, pepper root and crinkleroot are synonyms defined as:

pepper root and crinkleroot: North American herb with pungent scaly or toothed roots

Other synonyms of pepper root include Cardamine diphylla, crinkle-root, crinkle root, Dentaria diphylla, toothwort.

pepper root (noun)	crinkleroot (noun)
North American herb with pungent scaly or toothed roots	North American herb with pungent scaly or toothed roots