Where does “orlickoústecký” come from?

orlickoústecký (Czech) comes from Czech ústecký, from Czech Ústí, from Old Czech ústie, from Proto-Slavic ustьje, from Proto-Slavic ustà, from Proto-Indo-European h₃éh₁os — mouth.

Ancestry of “orlickoústecký”, step by step

orlickoústecký traces back through two separate lines of ancestry.

via Czech ústecký

StepLanguageWordMeaning
1CzechústeckýUsti
2CzechÚstíany of multiple municipalities in the Czech Republic
3Old Czechústie
4Proto-Slavicustьjemouth, rivermouth
5Proto-Slavicustàlips, mouth
6Proto-Indo-Europeanh₃éh₁osmouth

via Czech orlický

StepLanguageWordMeaning
1Czechorlický
Every word from Proto-Indo-European h₃éh₁osEvery word from Proto-Slavic ustàEvery word from Proto-Slavic ustьje