green bean vs green gram

green bean and green gram both are nouns.

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

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

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

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

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

green bean (noun)	green gram (noun)
immature bean pod eaten as a vegetable	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; 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