wild bean vs groundnut vine

wild bean and groundnut vine both are nouns.

Word	Noun	Adjective	Verb	Adverb
wild bean	Yes	No	No	No
groundnut vine	Yes	No	No	No

As nouns, wild bean and groundnut vine are synonyms defined as:

wild bean and groundnut vine: a North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans

Other synonyms of wild bean include Apios americana, Apios tuberosa, groundnut, Indian potato, potato bean.

wild bean (noun)	groundnut vine (noun)
nutlike tuber; important food of Native Americans	a North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans
a North American vine with fragrant blossoms and edible tubers; important food crop of Native Americans