piggish

Resembling or characteristic of a pig, as in being greedy or stubborn.

Like a pig in disposition, habits, or manners; hoggish; swinish; especially, greedy: said chiefly of persons.

Relating to, or like, a pig; greedy.

greedy or gluttonous

pigheaded

Resembling a pig as being unpleasant or unclean

resembling swine; coarsely gluttonous or greedy