Where does “Gleann Dá Loch” come from?

Gleann Dá Loch (Irish) comes from Middle Irish Glenn Dá Locha, from Old Irish Glenn Dá Locha, from Old Irish dá, from Proto-Celtic dwau, from Proto-Brythonic dọw, from Proto-Celtic *duwo, from Proto-Indo-European dwóh₁ — two.

Gleann Dá Loch (Irish): Glendalough

Definitions

  1. Glendalough

Ancestry of “Gleann Dá Loch”, step by step

StepLanguageWordMeaning
1Middle IrishGlenn Dá Locha—
2Old IrishGlenn Dá Lochabest known for its monastery associated with St. Kevin
3Old Irishdátwo
4Proto-Celticdwautwo
5Proto-Brythonicdọwtwo
6Proto-Celtic*duwotwo
7Proto-Indo-Europeandwóh₁two
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Celtic *duwo →Every word from Proto-Brythonic dọw →