swallow wort vs greater celandine

swallow wort and greater celandine both are nouns.

Word	Noun	Adjective	Verb	Adverb
swallow wort	Yes	No	No	No
greater celandine	Yes	No	No	No

As nouns, swallow wort and greater celandine are synonyms defined as:

swallow wort and greater celandine: perennial herb with branched woody stock and bright yellow flowers

Other synonyms of swallow wort include celandine, Chelidonium majus, swallowwort.

swallow wort (noun)	greater celandine (noun)
perennial herb with branched woody stock and bright yellow flowers	perennial herb with branched woody stock and bright yellow flowers