thoroughwort vs Eupatorium perfoliatum

thoroughwort and Eupatorium perfoliatum both are nouns.

Word	Noun	Adjective	Verb	Adverb
thoroughwort	Yes	No	No	No
Eupatorium perfoliatum	Yes	No	No	No

As nouns, thoroughwort and Eupatorium perfoliatum are synonyms defined as:

thoroughwort and Eupatorium perfoliatum: perennial herb of southeastern United States having white-rayed flower heads; formerly used as in folk medicine

Other synonyms of thoroughwort include agueweed, boneset.

thoroughwort (noun)	Eupatorium perfoliatum (noun)
perennial herb of southeastern United States having white-rayed flower heads; formerly used as in folk medicine	perennial herb of southeastern United States having white-rayed flower heads; formerly used as in folk medicine