cocoa vs cacao bean

cocoa and cacao bean both are nouns.

Word	Noun	Adjective	Verb	Adverb
cocoa	Yes	No	No	No
cacao bean	Yes	No	No	No

cocoa (noun)	cacao bean (noun)
powder of ground roasted cacao beans with most of the fat removed	seed of the cacao tree; ground roasted beans are source of chocolate
a beverage made from cocoa powder and milk and sugar; usually drunk hot