your [美 jɔr, jʊr, 英 jɔː, jʊə]形The translations tu and su agree in number with the noun which they modify; they appear as tu, tus, su, sus, depending on what follows: your father/mother tu padre/madre or su padre/madre; your books/magazines tus libros/revistas or sus libros/revistas. The translation vuestro agrees in number and gender with the noun which it modifies; it appears as vuestro, vuestra, vuestros, vuestras, according to what follows: your father/mother vuestro padre/madre; your books/magazines vuestros libros/vuestras revistas. For your used with parts of the body,