pigswill vs provender

pigswill and provender both are nouns.

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

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

pigswill: wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk
provender: food for domestic livestock

Other hypernyms of pigswill include feed.

pigswill (noun)	provender (noun)
wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk	a stock or supply of foods
	food for domestic livestock