Where does “bělouš” come from?

bělouš (Czech) comes from Czech bílý, from Slovak biely, from Proto-Slavic bělъ, from Proto-Indo-European bʰēlHs — white surface or stain.

bělouš (Czech): white horse

Definitions

  1. white horse

Ancestry of “bělouš”, step by step

bělouš traces back through two separate lines of ancestry.

via Czech bílý

StepLanguageWordMeaning
1Czechbílýwhite
2Slovakbielywhite
3Proto-Slavicbělъwhite
4Proto-Indo-EuropeanbʰēlHswhite surface or stain

via Czech ouš

StepLanguageWordMeaning
1Czechouš—
Every word from Proto-Indo-European bʰēlHs →Every word from Proto-Slavic bělъ →Every word from Slovak biely →