The Collaborative International Dictionary of English v.0.48:

Swinish \Swin"ish\, 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.
   [1913 Webster]