vuestra (Spanish) comes from Spanish vuestro, from Latin vostrum, from Latin vester, from Proto-Italic westeros, from Proto-Indo-European -teros — Contrastive or oppositional adjectival suffix.
vuestra (Spanish): feminine singular of vuestro; your
Definitions
feminine singular of vuestro; your
Ancestry of “vuestra”, step by step
vuestra traces back through two separate lines of ancestry.