disgusting, disgustful, distasteful, foul, loathly, loathsome, repellent, repellant, repelling, revolting, skanky, wicked, yucky (adj)

highly offensive; arousing aversion or disgust

"a disgusting smell"; "distasteful language"; "a loathsome disease"; "the idea of eating meat is repellent to me"; "revolting food"; "a wicked stench"

yucky (Adjective)

Of something highly offensive; causing aversion or disgust.