Where does “Cerny” come from?

Cerny comes from Czech Černý, derived from Czech černý meaning "black," which traces to Proto-Slavic čьrnъ, ultimately from Proto-Indo-European kr̥snós and the root kers-.

Ancestry of “Cerny”, step by step

StepLanguageWordMeaning
1CzechČernýblack
2Old Czechčrnýblack
3Proto-Slavicčьrnъblack
4Proto-Balto-Slavickiršnasblack
5Proto-Indo-Europeankr̥snósblack; dark, dusky
6Proto-Indo-Europeankers-black, dirty; run; to run
Every word from Proto-Indo-European kers- →Every word from Proto-Indo-European kr̥snós →Every word from Proto-Balto-Slavic kiršnas →
Cerny — Etymology, Origin & Word History | Etymology Explorer