Where does “dubras” come from?

dubras (Proto-Balto-Slavic) comes from Proto-Indo-European dʰubʰrós, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “dubras”, step by step

StepLanguageWordMeaning
1Proto-Indo-Europeandʰubʰrósdeep
2Proto-Indo-Europeandʰewbʰ-deep
3Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European dʰewh₂- →Every word from Proto-Indo-European dʰewbʰ- →Every word from Proto-Indo-European dʰubʰrós →