Where does “pum deg” come from?

pum deg (Welsh) comes from Welsh deg, from Proto-Brythonic deg, from Proto-Celtic dekam, from Proto-Indo-European déḱm̥ — ten.

pum deg (Welsh): fifty

Definitions

  1. fifty

Ancestry of “pum deg”, step by step

pum deg traces back through two separate lines of ancestry.

via Welsh deg

StepLanguageWordMeaning
1Welshdegten; Soft mutation of teg
2Proto-Brythonicdegten
3Proto-Celticdekamten
4Proto-Indo-Europeandéḱm̥ten

via Welsh pum

StepLanguageWordMeaning
1Welshpumfive
Every word from Proto-Indo-European déḱm̥ →Every word from Proto-Celtic dekam →Every word from Proto-Brythonic deg →