Serbo-Croatian
[ sur-boh-kroh-ey-shuh n, -shee-uh n ]
/ ˌsɜr boʊ kroʊˈeɪ ʃən, -ʃi ən /
noun
a Slavic language spoken in Serbia and Croatia, usually written with Cyrillic letters in Serbia but with Roman letters in Croatia.
adjective
of or relating to Serbo-Croatian.
Also
Serb.