Where does “Сива́ш” come from?

Сива́ш (Ukrainian) comes from Ukrainian си́вий, from Old East Slavic сивъ, from Proto-Slavic sivъ, from Proto-Balto-Slavic śī́ˀwas, from Proto-Indo-European (s)ḱih₃-wó-s, from Proto-Indo-European (s)ḱeh₃- — darkness, shadow.

Ancestry of “Сива́ш”, step by step

Сива́ш traces back through two separate lines of ancestry.

via Ukrainian си́вий

StepLanguageWordMeaning
1Ukrainianси́вийwhite, grey, gray of hair
2Old East Slavicсивъ
3Proto-Slavicsivъgrey; hoary, grey-haired, aging
4Proto-Balto-Slavicśī́ˀwasgrey
5Proto-Indo-European(s)ḱih₃-wó-s
6Proto-Indo-European(s)ḱeh₃-darkness, shadow

via Crimean Tatar Sıvaş

StepLanguageWordMeaning
1Crimean TatarSıvaş

Words derived from “Сива́ш

Every word from Proto-Indo-European (s)ḱeh₃-Every word from Proto-Indo-European (s)ḱih₃-wó-sEvery word from Proto-Balto-Slavic śī́ˀwas