black-eyed pea vs cowpea

black-eyed pea and cowpea both are nouns.

Word	Noun	Adjective	Verb	Adverb
black-eyed pea	Yes	No	No	No
cowpea	Yes	No	No	No

As nouns, black-eyed pea and cowpea are synonyms defined as:

As nouns, black-eyed pea and cowpea are synonyms defined as:

black-eyed pea and cowpea: sprawling Old World annual cultivated especially in southern United States for food and forage and green manure

Other synonyms of black-eyed pea include cowpea plant, Vigna sinensis, Vigna unguiculata.

As nouns, black-eyed pea and cowpea are synonyms defined as:

black-eyed pea (noun)	cowpea (noun)
eaten fresh as shell beans or dried	eaten fresh as shell beans or dried
sprawling Old World annual cultivated especially in southern United States for food and forage and green manure	sprawling Old World annual cultivated especially in southern United States for food and forage and green manure
fruit or seed of the cowpea plant	fruit or seed of the cowpea plant