Where does “tindero” come from?

tindero (Tagalog) comes from Spanish tendero, from Spanish tienda, from Vulgar Latin tenda, from Latin tendita, from Latin tentus, from Latin teneō, from Proto-Italic tenēō, from Proto-Indo-European ten- — to stretch, to extend.

tindero (Tagalog): storekeeper; shopboy; salesman; male vendor