screw bean vs seedpod

screw bean and seedpod both are nouns.

Word	Noun	Adjective	Verb	Adverb
screw bean	Yes	No	No	No
seedpod	Yes	No	No	No

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

screw bean: spirally twisted sweet pod of screwbean mesquite that is used for fodder or ground into meal for feed
seedpod: a several-seeded dehiscent fruit as e.g. of a leguminous plant

Other hypernyms of screw bean include pod.

screw bean (noun)	seedpod (noun)
shrub or small tree of southwestern United States and northwestern Mexico having spirally twisted pods	a several-seeded dehiscent fruit as e.g. of a leguminous plant
spirally twisted sweet pod of screwbean mesquite that is used for fodder or ground into meal for feed