Where does “kombrogos” come from?

kombrogos (Proto-Brythonic) comes from Proto-Brythonic brogos, from Proto-Celtic mrogis, from Proto-Indo-European morǵ- — edge, boundary, border; frontier, border.

Ancestry of “kombrogos”, step by step

kombrogos traces back through two separate lines of ancestry.

via Proto-Brythonic brogos

StepLanguageWordMeaning
1Proto-Brythonicbrogoscountry
2Proto-Celticmrogisborder, borderland, march, mark; region, country,...
3Proto-Indo-Europeanmorǵ-edge, boundary, border; frontier, border

via Proto-Brythonic kom-

StepLanguageWordMeaning
1Proto-Brythonickom-with
Every word from Proto-Indo-European morǵ-Every word from Proto-Celtic mrogisEvery word from Proto-Brythonic brogos