köken: Borrowed from Old Church Slavonic разбоиникъ (razboinikŭ, “robber”), from Proto-Slavic *orzbojьnikъ. Compare Bulgarian разбойник (razbojnik), Serbo-Croatian razbojnik (“outlaw, bandit”), Russian разбойник (razbojnik, “highwayman, robber”).
Etymology tree Proto-Indo-European *dewh₂-der.? Proto-Italic *dwenos Old Latin duenos Old Latin *duenelos? Old Latin duellum Latin bellum Proto-Indo-European *bʰer- Proto-Indo-European *-ós Proto-Indo-European *bʰorós Proto-Italic *-foros Latin -fer Latin bellifer From bellum (“war”) + -fer (“-bringing”).