Where does “deugeinfed” come from?

deugeinfed (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.

deugeinfed (Welsh): fortieth

Definitions

  1. fortieth

Ancestry of “deugeinfed”, step by step

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
Every word from Proto-Indo-European dwi(h₁)dḱm̥ti →Every word from Proto-Indo-European h₁wih₁ḱm̥t →Every word from Proto-Celtic wikantī →