Guinea corn vs durra

Guinea corn and durra both are nouns.

Word	Noun	Adjective	Verb	Adverb
Guinea corn	Yes	No	No	No
durra	Yes	No	No	No

As nouns, Guinea corn and durra are synonyms defined as:

Other synonyms of Guinea corn include doura, dourah, Egyptian corn, Indian millet.

Guinea corn (noun)	durra (noun)
sorghums of dry regions of Asia and North Africa	sorghums of dry regions of Asia and North Africa