swill vs pigwash

swill and pigwash both are nouns.

Word	Noun	Adjective	Verb	Adverb
swill	Yes	No	Yes	No
pigwash	Yes	No	No	No

As nouns, swill and pigwash are synonyms defined as:

swill and pigwash: wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk

Other synonyms of swill include pigswill, slop, slops.

swill (noun)	pigwash (noun)
wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk	wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk

swill (verb)	pigwash (verb)
drink large quantities of (liquid, especially alcoholic drink)
feed pigs