disgusting
abominable, cringe-making (Brit. informal) detestable, distasteful, foul, gross, grotty (slang) hateful, loathsome, nasty, nauseating, nauseous, noisome, objectionable, obnoxious, odious, offensive, repellent, repugnant, revolting, shameless, sickening, stinking, vile, vulgar, yucky or yukky (slang)