Where does “un deg pedwar” come from?

un deg pedwar (Welsh) comes from Welsh pedwar, from Middle Welsh pedwar, from Old Welsh petuar, from Proto-Brythonic pedwar, from Proto-Celtic *kʷetwores, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

un deg pedwar (Welsh): fourteen

Definitions

  1. fourteen

Ancestry of “un deg pedwar”, step by step

un deg pedwar traces back through 3 separate lines of ancestry.

via Welsh pedwar

StepLanguageWordMeaning
1Welshpedwarfour
2Middle Welshpedwar
3Old Welshpetuar
4Proto-Brythonicpedwarfour
5Proto-Celtic*kʷetworesfour
6Proto-Indo-Europeankʷetwóresfour
7Proto-Indo-Europeankʷe-and

via Welsh un

StepLanguageWordMeaning
1Welshunonly; one; one, individual
2Middle Welshunone
3Proto-Brythonicʉnone
4Proto-Celticoinosone
5Proto-Indo-Europeanóynosone; single

via Welsh deg

StepLanguageWordMeaning
1Welshdegten; Soft mutation of teg
2Proto-Brythonicdegten
3Proto-Celticdekamten
4Proto-Indo-Europeandéḱm̥ten
Every word from Proto-Indo-European kʷe-