Swinish, a.
Of or pertaining to swine; befitting swine; like swine; hoggish; gross; beasty; as, a swinish drunkard or sot. "Swinish gluttony." Milton. -- Swin"ish*ly, adv. -- Swin"ish*ness, n.
Shades of meaning
Fernald has no entry of its own for swinish; he lists it under brutish.
He lists it without comment; the entries above explain its neighbors.