Where does “поднебесье” come from?

поднебесье (Russian) comes from Russian не́бо, from Old Church Slavonic небо, from Proto-Slavic nȅbo, from Proto-Balto-Slavic *nébas, from Proto-Indo-European nébʰos, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

поднебесье (Russian): heavenly heights, skies, heavens

Definitions

  1. heavenly heights, skies, heavens

Ancestry of “поднебесье”, step by step

StepLanguageWordMeaning
1Russianне́боsky
2Old Church Slavonicнебоheaven; sky
3Proto-Slavicnȅbosky
4Proto-Balto-Slavic*nébascloud
5Proto-Indo-Europeannébʰoscloud; mist, moisture
6Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

Words derived from “поднебесье”

Every word from Proto-Indo-European -os →Every word from Proto-Indo-European nébʰos →Every word from Proto-Balto-Slavic *nébas →