Where does “tri a deugain” come from?

tri a deugain (Welsh) comes from Welsh deugain, from Welsh ugain, from Old Welsh uceint, from Proto-Brythonic ʉgėnt, from Proto-Celtic wikantī, from Proto-Indo-European h₁wih₁ḱm̥t, from Proto-Indo-European dwi(h₁)dḱm̥ti — two tens; two decades; twenty; two-ten.

tri a deugain (Welsh): forty three

Definitions

  1. forty three

Ancestry of “tri a deugain”, step by step

tri a deugain traces back through 3 separate lines of ancestry.

via Welsh deugain

StepLanguageWordMeaning
1Welshdeugainforty, two score; forty
2Welshugaintwenty; score
3Old Welshuceint
4Proto-Brythonicʉgėnt
5Proto-Celticwikantītwenty
6Proto-Indo-Europeanh₁wih₁ḱm̥t
7Proto-Indo-Europeandwi(h₁)dḱm̥titwo tens; two decades; twenty; two-ten

via Welsh tri

StepLanguageWordMeaning
1Welshtrithree
2Proto-Brythonictrithree
3Proto-Celtictrīsthree
4Proto-Indo-European*tréyes

via Welsh ac

StepLanguageWordMeaning
1WelshacPrevocalic form of a
2Middle Welshacand; with
3Old Welshac
4Proto-Brythonic(h)a
Every word from Proto-Indo-European dwi(h₁)dḱm̥tiEvery word from Proto-Indo-European h₁wih₁ḱm̥tEvery word from Proto-Celtic wikantī