silage vs provender

silage and provender both are nouns.

Word	Noun	Adjective	Verb	Adverb
silage	Yes	No	No	No
provender	Yes	No	No	No

As nouns, provender is a hypernym of silage; that is, provender is a word with a broader meaning than silage:

silage: fodder harvested while green and kept succulent by partial fermentation as in a silo
provender: food for domestic livestock

Other hypernyms of silage include feed.

silage (noun)	provender (noun)
fodder harvested while green and kept succulent by partial fermentation as in a silo	a stock or supply of foods
	food for domestic livestock