winged bean vs goa bean

winged bean and goa bean both are nouns.

Word	Noun	Adjective	Verb	Adverb
winged bean	Yes	No	No	No
goa bean	Yes	No	No	No

As nouns, winged bean and goa bean are synonyms defined as:

winged bean and goa bean: 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 vine, Manila bean, Psophocarpus tetragonolobus, winged pea.

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