piggish vs swinish

piggish and swinish both are adjectives.

Word	Noun	Adjective	Verb	Adverb
piggish	No	Yes	No	No
swinish	No	Yes	No	No

As adjectives, piggish and swinish are synonyms defined as:

Other synonyms of piggish include hoggish, piggy, porcine.

piggish (adjective)	swinish (adjective)
resembling swine; coarsely gluttonous or greedy	resembling swine; coarsely gluttonous or greedy
	ill-mannered and coarse and contemptible in behavior or appearance