Where does “Cseh Köztársaság” come from?

Cseh Köztársaság (Hungarian) comes from Hungarian cseh, from Czech čech, from Old Czech Čech, from Proto-Slavic čelověkъ, from Proto-Indo-European (s)kʷel-, from Proto-Indo-European kʷel- — to turn.

Ancestry of “Cseh Köztársaság”, step by step

Cseh Köztársaság traces back through two separate lines of ancestry.

via Hungarian cseh

StepLanguageWordMeaning
1HungariancsehCzech
2Czechčech
3Old CzechČechCzech person
4Proto-Slavicčelověkъman, human
5Proto-Indo-European(s)kʷel-crowd, people
6Proto-Indo-Europeankʷel-to turn

via Hungarian köztársaság

StepLanguageWordMeaning
1Hungarianköztársaságrepublic
2Hungariantársaságcompany, party, companionship; company,...
3Hungarian-aság-dom, -ness, -ity. Added to an adjective, noun or...
4Hungarian-ság-dom, -ness, -ity. Added to an adjective, noun or...
Every word from Proto-Indo-European kʷel-Every word from Proto-Indo-European (s)kʷel-Every word from Proto-Slavic čelověkъ