sprout vs bean sprout

sprout and bean sprout both are nouns.

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

As nouns, bean sprout is a hyponym of sprout; that is, bean sprout is a word with a more specific, narrower meaning than sprout:

sprout: a newly grown bud (especially from a germinating seed)
bean sprout: any of various sprouted beans: especially mung beans or lentils or edible soybeans

Other hyponyms of sprout include alfalfa sprout.

sprout (noun)	bean sprout (noun)
a newly grown bud (especially from a germinating seed)	any of various sprouted beans: especially mung beans or lentils or edible soybeans
any new growth of a plant such as a new branch or a bud

sprout (verb)	bean sprout (verb)
put forth and grow sprouts or shoots
produce buds, branches, or germinate