oil cake vs provender

oil cake and provender both are nouns.

Word	Noun	Adjective	Verb	Adverb
oil cake	Yes	No	No	No
provender	Yes	No	No	No

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

oil cake: mass of e.g. linseed or cottonseed or soybean from which the oil has been pressed; used as food for livestock
provender: food for domestic livestock

Other hypernyms of oil cake include feed.

oil cake (noun)	provender (noun)
mass of e.g. linseed or cottonseed or soybean from which the oil has been pressed; used as food for livestock	a stock or supply of foods
	food for domestic livestock