feverroot vs horse gentian

feverroot and horse gentian both are nouns.

Word	Noun	Adjective	Verb	Adverb
feverroot	Yes	No	No	No
horse gentian	Yes	No	No	No

As nouns, feverroot and horse gentian are synonyms defined as:

feverroot and horse gentian: coarse weedy American perennial herb with large usually perfoliate leaves and purple or dull red flowers

Other synonyms of feverroot include tinker's root, Triostium perfoliatum, wild coffee.

feverroot (noun)	horse gentian (noun)
coarse weedy American perennial herb with large usually perfoliate leaves and purple or dull red flowers	coarse weedy American perennial herb with large usually perfoliate leaves and purple or dull red flowers