Where does “основний” come from?

основний (Ukrainian) comes from Ukrainian основа, from Old East Slavic основа, from Proto-Slavic osnova — basis, foundation.

основний (Ukrainian): basic, fundamental

Definitions

  1. basic, fundamental

Ancestry of “основний”, step by step

StepLanguageWordMeaning
1Ukrainianосноваbasis, base, foundation
2Old East Slavicоснова—
3Proto-Slavicosnovabasis, foundation
Every word from Proto-Slavic osnova →Every word from Old East Slavic основа →Every word from Ukrainian основа →