cambiar
/kamˈbjaɾ/ · A1 · verb
to change, to shift, to switch, to alter
💱 cambiar = ex-CHANGE: same Latin root, cambiare, to barter
Late Latin cambiare (to barter, exchange) gave Spanish cambiar and, via French, English change and exchange. A bureau de change is a casa de cambio. Say cambio for the noun: the change, or your coins back.