Where does “Jugoslav” come from?

Jugoslav (Serbo-Croatian) comes from Serbo-Croatian jug, from Serbo-Croatian -ina, from Proto-Slavic -ina — Denominal, forming collectives denoting something...

Ancestry of “Jugoslav”, step by step

Jugoslav traces back through two separate lines of ancestry.

via Serbo-Croatian jug

StepLanguageWordMeaning
1Serbo-Croatianjugsouth
2Serbo-Croatian-inaSuffix appended to words to create a feminine...
3Proto-Slavic-inaDenominal, forming collectives denoting something...

via Serbo-Croatian Slav

StepLanguageWordMeaning
1Serbo-CroatianSlav
Every word from Proto-Slavic -inaEvery word from Serbo-Croatian -inaEvery word from Serbo-Croatian jug