mash bean vs bean

mash bean and bean both are nouns.

Word	Noun	Adjective	Verb	Adverb
mash bean	Yes	No	No	No
bean	Yes	No	Yes	No

As nouns, bean is a hypernym of mash bean; that is, bean is a word with a broader meaning than mash bean:

mash bean: seed of the mung bean plant used for food
mash bean: food from the seed of the mung bean plant
bean: any of various edible seeds of plants of the family Leguminosae used for food

Other hypernyms of mash bean include edible bean.

As nouns, bean is a hypernym of mash bean; that is, bean is a word with a broader meaning than mash bean:

mash bean (noun)	bean (noun)
seed of the mung bean plant used for food; food from the seed of the mung bean plant	informal terms for a human head
seed of the mung bean plant; used for food; seed of the mung bean plant	any of various edible seeds of plants of the family Leguminosae used for food
	any of various leguminous plants grown for their edible seeds and pods
	any of various seeds or fruits that are beans or resemble beans

mash bean (verb)	bean (verb)
	hit on the head, especially with a pitched baseball