crinkle root vs crinkle-root

crinkle root and crinkle-root both are nouns.

Word	Noun	Adjective	Verb	Adverb
crinkle root	Yes	No	No	No
crinkle-root	Yes	No	No	No

As nouns, crinkle root and crinkle-root are synonyms defined as:

crinkle root and crinkle-root: North American herb with pungent scaly or toothed roots

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

crinkle root (noun)	crinkle-root (noun)
North American herb with pungent scaly or toothed roots	North American herb with pungent scaly or toothed roots