Capeskin is a type of leather made from the skin of young, fine-haired sheep. If you're searching for synonyms for capeskin, you might want to try "parchment leather" or "vellum leather." These terms describe a similar type of animal hide that is often used for bookbinding and other decorative purposes. Additionally, you could use more general terms like "sheepskin" or "lambskin" to describe a similar type of leather used for clothing, accessories, and home goods. When describing the texture or color of capeskin, terms like "soft," "supple," and "white" might also be useful.