greater celandine vs Chelidonium majus

greater celandine and Chelidonium majus both are nouns.

Word	Noun	Adjective	Verb	Adverb
greater celandine	Yes	No	No	No
Chelidonium majus	Yes	No	No	No

As nouns, greater celandine and Chelidonium majus are synonyms defined as:

greater celandine and Chelidonium majus: perennial herb with branched woody stock and bright yellow flowers

Other synonyms of greater celandine include celandine, swallow wort, swallowwort.

greater celandine (noun)	Chelidonium majus (noun)
perennial herb with branched woody stock and bright yellow flowers	perennial herb with branched woody stock and bright yellow flowers