winged bean vs Psophocarpus tetragonolobus

winged bean and Psophocarpus tetragonolobus both are nouns.

Word	Noun	Adjective	Verb	Adverb
winged bean	Yes	No	No	No
Psophocarpus tetragonolobus	Yes	No	No	No

As nouns, winged bean and Psophocarpus tetragonolobus are synonyms defined as:

winged bean and Psophocarpus tetragonolobus: a tuberous twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics

Other synonyms of winged bean include goa bean, goa bean vine, Manila bean, winged pea.

winged bean (noun)	Psophocarpus tetragonolobus (noun)
a tuberous twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics	a tuberous twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics