white lettuce vs Prenanthes alba

white lettuce and Prenanthes alba both are nouns.

Word	Noun	Adjective	Verb	Adverb
white lettuce	Yes	No	No	No
Prenanthes alba	Yes	No	No	No

As nouns, white lettuce and Prenanthes alba are synonyms defined as:

white lettuce and Prenanthes alba: herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes

Other synonyms of white lettuce include cankerweed, Nabalus alba.

white lettuce (noun)	Prenanthes alba (noun)
herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes	herb of northeastern North America having drooping clusters of yellowish-white flowers; sometimes placed in genus Prenanthes