Wild-looking is an adjective that describes something that appears untamed or unkempt. There are several synonyms for this word, including feral, savage, primitive, barbaric, and rugged. Feral refers to something that is wild and predatory, while savage generally describes something that is aggressive or uncivilized. Primitive refers to something that is ancient or basic in nature, while barbaric suggests a lack of refinement or sophistication. Rugged describes something that is rough or unrefined in appearance. All of these words can be used to describe something that looks wild, whether it's an animal, a landscape, or a person's appearance.