Where does “Cambricus” come from?

Cambricus (New Latin) comes from Latin Cambria, from Proto-Brythonic kömrüɣ, from Proto-Brythonic kömroɣ, from Proto-Brythonic brogos, from Proto-Celtic mrogis, from Proto-Indo-European morǵ- — edge, boundary, border; frontier, border.

Ancestry of “Cambricus”, step by step

StepLanguageWordMeaning
1LatinCambriaWales
2Proto-Brythonickömrüɣ—
3Proto-Brythonickömroɣcompatriot, comrade
4Proto-Brythonicbrogoscountry
5Proto-Celticmrogisborder, borderland, march, mark; region, country,...
6Proto-Indo-Europeanmorǵ-edge, boundary, border; frontier, border

Words derived from “Cambricus”

Every word from Proto-Indo-European morǵ- →Every word from Proto-Celtic mrogis →Every word from Proto-Brythonic brogos →