Where does “duβ” come from?
duβ (Proto-Brythonic) comes from Proto-Celtic dubus, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.
duβ (Proto-Brythonic): black
Ancestry of “duβ”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Celtic | dubus | black |
| 2 | Proto-Indo-European | dʰewbʰ- | deep |
| 3 | Proto-Indo-European | dʰewh₂- | smoke; mist, haze |