Manila bean vs Psophocarpus

Manila bean and Psophocarpus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Manila bean	Yes	No	No	No
Psophocarpus	Yes	No	No	No

Manila bean (noun)	Psophocarpus (noun)
a tuberous twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics	species of tropical Asian and African climbing herbs