Where does “чернозём” come from?

чернозём (Russian) comes from Russian чёрный, from Proto-Slavic čьrnъ, from Proto-Balto-Slavic kiršnas, from Proto-Indo-European kr̥snós, from Proto-Indo-European kers- — black, dirty; run; to run.

чернозём (Russian): chernozem, black soil

Definitions

  1. chernozem, black soil

Ancestry of “чернозём”, step by step

чернозём traces back through 3 separate lines of ancestry.

via Russian чёрный

StepLanguageWordMeaning
1Russianчёрныйblack; rough, coarse; back
2Proto-Slavicčьrnъblack
3Proto-Balto-Slavickiršnasblack
4Proto-Indo-Europeankr̥snósblack; dark, dusky
5Proto-Indo-Europeankers-black, dirty; run; to run

via Russian Земля́

StepLanguageWordMeaning
1RussianЗемля́
2Russian-скийUsed to form adjectives from nouns or sometimes...
3Old East Slavic-ьскъ

via English chernozem

StepLanguageWordMeaning
1EnglishchernozemA fertile black soil containing a very high...

Words derived from “чернозём

Every word from Proto-Indo-European kers-Every word from Proto-Indo-European kr̥snósEvery word from Proto-Balto-Slavic kiršnas