red valerian vs French honeysuckle

red valerian and French honeysuckle both are nouns.

Word	Noun	Adjective	Verb	Adverb
red valerian	Yes	No	No	No
French honeysuckle	Yes	No	No	No

As nouns, red valerian and French honeysuckle are synonyms defined as:

red valerian and French honeysuckle: European herb with small fragrant crimson or white spurred flowers

Other synonyms of red valerian include Centranthus ruber.

red valerian (noun)	French honeysuckle (noun)
European herb with small fragrant crimson or white spurred flowers	perennial of southern Europe cultivated for forage and for its nectar-rich pink flowers that make it an important honey crop
	European herb with small fragrant crimson or white spurred flowers