The story
- Proto-Celtic · derived from*dūnom“fortified town”
- Medieval Latin · derived fromTuno
- English todayThun
From Medieval Latin Tuno, from Proto-Celtic *dūnom (“fortified town”), named before it fell to Rome.
Words from the same roots
Proto-Celtic*dūnom all →
downEdinburghSalisburydunedun
Etymology from Wiktionary, CC BY-SA 4.0.