Where does “eirlithriad” come from?

eirlithriad (Welsh) comes from Welsh eira, from Proto-Brythonic ėrɣ, from Proto-Celtic argyos, from Proto-Indo-European h₂r̥ǵ-yó-s, from Proto-Indo-European h₂erǵ- — white, argent; glittering.

eirlithriad (Welsh): avalanche

Definitions

  1. avalanche

Ancestry of “eirlithriad”, step by step

eirlithriad traces back through two separate lines of ancestry.

via Welsh eira

StepLanguageWordMeaning
1Welsheirasnow
2Proto-Brythonicėrɣsnow
3Proto-Celticargyoswhite
4Proto-Indo-Europeanh₂r̥ǵ-yó-s—
5Proto-Indo-Europeanh₂erǵ-white, argent; glittering

via Welsh llithriad

StepLanguageWordMeaning
1Welshllithriad—
Every word from Proto-Indo-European h₂erǵ- →Every word from Proto-Indo-European h₂r̥ǵ-yó-s →Every word from Proto-Celtic argyos →