Where does “Dordogne” come from?

Dordogne (English) comes from French Dordogne, from Latin Duranius, from Proto-Celtic dubros, from Proto-Indo-European dʰubʰrós, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “Dordogne”, step by step

Step	Language	Word	Meaning
1	French	Dordogne	—
2	Latin	Duranius	—
3	Proto-Celtic	dubros	dark; water
4	Proto-Indo-European	dʰubʰrós	deep
5	Proto-Indo-European	dʰewbʰ-	deep
6	Proto-Indo-European	dʰewh₂-	smoke; mist, haze

Every word from Proto-Indo-European dʰewh₂- →

Dordogne — Etymology, Origin & Word History | Etymology Explorer