Where does “кровосмешение” come from?

кровосмешение (Russian) comes from Russian кровь, from Old East Slavic крꙑ, from Proto-Slavic kry, from Proto-Balto-Slavic krū́ˀs, from Proto-Indo-European kréwh₂s, from Proto-Indo-European krewh₂- — blood outside the body.

кровосмешение (Russian): incest sexual relations between close relatives

Definitions

  1. incest sexual relations between close relatives

Ancestry of “кровосмешение”, step by step

кровосмешение traces back through two separate lines of ancestry.

via Russian кровь

StepLanguageWordMeaning
1Russianкровьblood
2Old East Slavicкрꙑblood
3Proto-Slavickryblood
4Proto-Balto-Slavickrū́ˀsblood
5Proto-Indo-Europeankréwh₂sblood
6Proto-Indo-Europeankrewh₂-blood outside the body

via Russian смеше́ние

StepLanguageWordMeaning
1Russianсмеше́ниеmixing, mixture; blending, merging
Every word from Proto-Indo-European krewh₂-Every word from Proto-Indo-European kréwh₂sEvery word from Proto-Balto-Slavic krū́ˀs