Where does “ugens,ugans,vgons” come from?

ugens,ugans,vgons (Middle Cornish) comes 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.

Ancestry of “ugens,ugans,vgons”, step by step

StepLanguageWordMeaning
1Proto-Brythonicʉgėnt
2Proto-Celticwikantītwenty
3Proto-Indo-Europeanh₁wih₁ḱm̥t
4Proto-Indo-Europeandwi(h₁)dḱm̥titwo tens; two decades; twenty; two-ten

Words derived from “ugens,ugans,vgons

Every word from Proto-Indo-European dwi(h₁)dḱm̥tiEvery word from Proto-Indo-European h₁wih₁ḱm̥tEvery word from Proto-Celtic wikantī