1) Averse to sharing 2) Coarsely gluttonous or greedy 3) Filthy 4) Gluttonous 5) Like or befitting a hog 6) Piggish 7) Piggy 8) Porcine 9) Resembling swine 10) Selfish 11) Swinish Found on https://www.crosswordclues.com/clue/hoggish
Hog'gish adjective Swinish; gluttonous; filthy; selfish. -- Hog'gish*ly , adverb -- Hog'gish*ness , noun « Is not a hoggish life the height of some men's wishes?» Shaftesbury. Found on http://www.encyclo.co.uk/webster/H/52
piggishadjective resembling swine; coarsely gluttonous or greedy; `piggish table manners`; `the piggy fat-cheeked little boy and his porcine pot-bellied father`; `swinish slavering over food` Found on https://www.encyclo.co.uk/local/20974