fodder vs broad bean

fodder and broad bean both are nouns.

Word	Noun	Adjective	Verb	Adverb
fodder	Yes	No	Yes	No
broad bean	Yes	No	No	No

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

fodder: coarse food (especially for livestock) composed of entire plants or the leaves and stalks of a cereal crop
broad bean: a bean plant cultivated for use animal fodder

Other hyponyms of fodder include eatage, forage, grass, pasturage, pasture, alfalfa, horse bean, hay, stover.

fodder (noun)	broad bean (noun)
coarse food (especially for livestock) composed of entire plants or the leaves and stalks of a cereal crop	shell beans cooked as lima beans
soldiers who are regarded as expendable in the face of artillery fire	a bean plant cultivated for use animal fodder
	Old World upright plant grown especially for its large flat edible seeds but also as fodder
	seed of the broad-bean plant

fodder (verb)	broad bean (verb)
give fodder (to domesticated animals)