Where does “Dún” come from?
Dún (Irish) comes from Old Irish dún, from Proto-Celtic dūnom, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.
Ancestry of “Dún”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old Irish | dún | fort; fortress; Alternative spelling of dúnn |
| 2 | Proto-Celtic | dūnom | stronghold, rampart |
| 3 | Proto-Indo-European | dʰewh₂- | smoke; mist, haze |