loathly

['ləuðli]

1. 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"

loathly (adj.): Old English laðlic "hateful, horrible, unpleasant;" see loath + -ly (2). As an adverb, Old English laðlice.