Where does “duden” come from?

duden (Middle Dutch) comes from Old Dutch thiuden, from Proto-Germanic þiudijaną, from Proto-Germanic þeudō, from Proto-Indo-European tewtéh₂, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

Ancestry of “duden”, step by step

StepLanguageWordMeaning
1Old Dutchthiuden—
2Proto-Germanicþiudijanąto associate (with); engage with; attach to; join (with); connect
3Proto-Germanicþeudōpeople, tribe
4Proto-Indo-Europeantewtéh₂people, tribe
5Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong
Every word from Proto-Indo-European tewh₂- →Every word from Proto-Indo-European tewtéh₂ →Every word from Proto-Germanic þeudō →