Where does “rhagfur” come from?

rhagfur (Welsh) comes from Welsh mur, from Middle Welsh mur, from Old Welsh mur, from Proto-Brythonic *mʉr, from Latin mūrus, from Old Latin moerus, from Proto-Indo-European mēy- — soft, tender, dear.

rhagfur (Welsh): bulwark, rampart, bastion, barbican, parapet, buttress

Definitions

  1. bulwark, rampart, bastion, barbican, parapet, buttress

Ancestry of “rhagfur”, step by step

StepLanguageWordMeaning
1Welshmurwall
2Middle Welshmur—
3Old Welshmur—
4Proto-Brythonic*mʉr—
5Latinmūruswall, city wall(s), (usually of a city, as opposed to pariēs)
6Old Latinmoerus—
7Proto-Indo-Europeanmēy-soft, tender, dear
Every word from Proto-Indo-European mēy- →Every word from Old Latin moerus →Every word from Latin mūrus →