Dentaria diphylla vs pepper root

Dentaria diphylla and pepper root both are nouns.

Word	Noun	Adjective	Verb	Adverb
Dentaria diphylla	Yes	No	No	No
pepper root	Yes	No	No	No

As nouns, Dentaria diphylla and pepper root are synonyms defined as:

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

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

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