Where does “Caerferwig” come from?

Caerferwig (Welsh) comes from Welsh Berwig, from English Berwick, from Old English bere, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną, from Gaulish dunum, from Proto-Celtic dūnom — smoke; mist, haze.

Caerferwig (Welsh): Berwick-upon-Tweed

Definitions

  1. Berwick-upon-Tweed

Ancestry of “Caerferwig”, step by step

Caerferwig traces back through two separate lines of ancestry.

via Welsh Berwig

StepLanguageWordMeaning
1WelshBerwig
2EnglishBerwickAny of various places, including
3Old Englishberebarley; first-person singular present indicative...
4Old Englishtūnenclosure, yard; place; dwelling
5Proto-West Germanictūnfence
6Proto-Germanictūnąfence; enclosure
7Gaulishdunumfort; hill, hillfort
8Proto-Celticdūnomstronghold, rampart
9Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via Welsh caer

StepLanguageWordMeaning
1Welshcaerfort, fortress, enclosed stronghold, castle,...
2Proto-Celtic*kaɸerūxssheep
Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Celtic dūnomEvery word from Gaulish dunum