Where does “Duna” come from?

Duna (Aromanian) comes from Latin Dānubius, from Proto-Celtic Dānowyos, from Proto-Celtic Dānu, from Proto-Indo-European dʰenh₂- — to set in motion; to flow.

Ancestry of “Duna”, step by step

StepLanguageWordMeaning
1LatinDānubius—
2Proto-CelticDānowyos—
3Proto-CelticDānu—
4Proto-Indo-Europeandʰenh₂-to set in motion; to flow
Every word from Proto-Indo-European dʰenh₂- →Every word from Proto-Celtic Dānu →Every word from Proto-Celtic Dānowyos →