cow parsley vs wild chervil

cow parsley and wild chervil both are nouns.

Word	Noun	Adjective	Verb	Adverb
cow parsley	Yes	No	No	No
wild chervil	Yes	No	No	No

As nouns, cow parsley and wild chervil are synonyms defined as:

cow parsley and wild chervil: coarse erect biennial Old World herb introduced as a weed in eastern North America

Other synonyms of cow parsley include Anthriscus sylvestris.

cow parsley (noun)	wild chervil (noun)
coarse erect biennial Old World herb introduced as a weed in eastern North America	coarse erect biennial Old World herb introduced as a weed in eastern North America