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"
If you describe someone or something as loathsome, you are indicating how much you dislike them or how much they disgust you. the loathsome spectacle we were obliged to witness. = repulsive. very unpleasant or cruel = repulsive