Where does “кривизна” come from?

кривизна (Russian) comes from Russian криво́й, from Proto-Slavic krivъ, from Proto-Balto-Slavic kreiwas, from Proto-Indo-European kreywos.

кривизна (Russian): curvature; crookedness

Definitions

  1. curvature; crookedness

Ancestry of “кривизна”, step by step

кривизна traces back through two separate lines of ancestry.

via Russian криво́й

StepLanguageWordMeaning
1Russianкриво́йcrooked, curved, wry, bent
2Proto-Slavickrivъcrooked, bent; wrong; guilty
3Proto-Balto-Slavickreiwascrooked, curved, wrong
4Proto-Indo-Europeankreywos—

via Ukrainian криви́й

StepLanguageWordMeaning
1Ukrainianкриви́йcrooked
Every word from Proto-Indo-European kreywos →Every word from Proto-Balto-Slavic kreiwas →Every word from Proto-Slavic krivъ →