mung bean vs green bean

mung bean and green bean both are nouns.

Word	Noun	Adjective	Verb	Adverb
mung bean	Yes	No	No	No
green bean	Yes	No	No	No

As nouns, mung bean and green bean are synonyms defined as:

Other synonyms of mung bean include golden gram, green gram, green soy, mash bean, monggo, moong, mung, munggo.

As nouns, mung bean and green bean are synonyms defined as:

Other synonyms of mung bean include golden gram, green gram, green soy, mash bean, monggo, moong, mung, munggo.

mung bean (noun)	green bean (noun)
seed of the mung bean plant used for food; food from the seed of the mung bean plant	immature bean pod eaten as a vegetable
erect bushy annual widely cultivated in warm regions of India and Indonesia and United States for forage and especially its edible seeds; chief source of bean sprouts used in Chinese cookery; sometimes placed in genus Phaseolus	seed of the mung bean plant used for food; food from the seed of the mung bean plant
seed of the mung bean plant; used for food; seed of the mung bean plant	a common bean plant cultivated for its slender green edible pods
	seed of the mung bean plant; used for food; seed of the mung bean plant