Where does “beloruščina” come from?

beloruščina (Slovene) comes from Slovene belorúski, from Slovene -ski, from Proto-Slavic -ьskъ, from Proto-Indo-European -iskos — Characteristic of, typical of, pertaining to.

beloruščina (Slovene): Belarusian

Definitions

  1. Belarusian

Ancestry of “beloruščina”, step by step

StepLanguageWordMeaning
1SlovenebelorúskiBelarusian (pertaining to Belarus)
2Slovene-skiadded to nouns to form an adjective
3Proto-Slavic-ьskъ-ic, -ish
4Proto-Indo-European-iskosCharacteristic of, typical of, pertaining to
Every word from Proto-Indo-European -iskos →Every word from Proto-Slavic -ьskъ →Every word from Slovene -ski →