use, usage

euro (currency unit of the European Monetary Union)

currency / goods / treasure

financial; treasure

use, utilize

a land, a large place / a country in general, a region / a country as in a nation, a state / the office of emperor, the crown; affairs of state / a province of ancient Japan

euro zone

mainly, primarily

lord, master / main, principal

head of the family / master, mistress / one's husband / proprietor, landlord