frontiero

== Ido == === Etymology === Borrowed from English frontier, French frontière, Italian frontiera, Spanish frontera. === Pronunciation === IPA(key): /fronˈti̯e.ro/, [frɔnˈti̯e.ro] === Noun === frontiero (plural frontieri) frontier === References === Progreso II (in Ido), 1909–1910, page 75 == Romanian == === Pronunciation === IPA(key): [frontiˈero] === Noun === frontiero f vocative singular of frontieră