Where does “njebjo” come from?

njebjo (Upper Sorbian) comes 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;...

njebjo (Upper Sorbian): sky; heaven

Definitions

  1. sky; heaven

Ancestry of “njebjo”, step by step

StepLanguageWordMeaning
1Proto-Slavicnȅbosky
2Proto-Balto-Slavic*nébascloud
3Proto-Indo-Europeannébʰoscloud; mist, moisture
4Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European -os →Every word from Proto-Indo-European nébʰos →Every word from Proto-Balto-Slavic *nébas →