Where does “Praha” come from?

Praha (Malay) comes from Czech Praha, from Czech práh, from Old Czech práh, from Proto-Slavic porgъ, from Proto-Balto-Slavic parˀgas, from Proto-Indo-European porg-o-.

Ancestry of “Praha”, step by step

StepLanguageWordMeaning
1CzechPraha
2Czechpráhdoorstep
3Old Czechpráhthreshold
4Proto-Slavicporgъthreshold, doorstep
5Proto-Balto-Slavicparˀgas
6Proto-Indo-Europeanporg-o-
Every word from Proto-Indo-European porg-o-