Where does “marh” come from?

marh (Old Breton) comes from Proto-Brythonic marx, from Proto-Celtic markos, from Proto-Indo-European márkos — horse; wild horse.

Ancestry of “marh”, step by step

StepLanguageWordMeaning
1Proto-Brythonicmarxhorse
2Proto-Celticmarkoshorse
3Proto-Indo-Europeanmárkoshorse; wild horse

Words derived from “marh”

Every word from Proto-Indo-European márkos →Every word from Proto-Celtic markos →Every word from Proto-Brythonic marx →