Where does “Duffla” come from?

Duffla (Middle Dutch) comes from Gaulish dubrum, from Proto-Celtic dubros, from Proto-Indo-European dʰubʰrós, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “Duffla”, step by step

Duffla traces back through two separate lines of ancestry.

via Gaulish dubrum

StepLanguageWordMeaning
1Gaulishdubrum
2Proto-Celticdubrosdark; water
3Proto-Indo-Europeandʰubʰrósdeep
4Proto-Indo-Europeandʰewbʰ-deep
5Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via Latin dubro

StepLanguageWordMeaning
1Latindubro

Words derived from “Duffla

Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Indo-European dʰewbʰ-Every word from Proto-Indo-European dʰubʰrós