Where does “ceathracha” come from?

ceathracha (Irish) comes from Old Irish cethorcho, from Proto-Celtic *kʷetrVkonts, from Proto-Indo-European kʷétwr̥dḱomt, from Proto-Indo-European kʷetwr̥-, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

Ancestry of “ceathracha”, step by step

StepLanguageWordMeaning
1Old Irishcethorchoforty
2Proto-Celtic*kʷetrVkontsforty (40)
3Proto-Indo-Europeankʷétwr̥dḱomtforty
4Proto-Indo-Europeankʷetwr̥-four, fourfold
5Proto-Indo-Europeankʷetwóresfour
6Proto-Indo-Europeankʷe-and

Words derived from “ceathracha

Every word from Proto-Indo-European kʷe-Every word from Proto-Indo-European kʷetwóresEvery word from Proto-Indo-European kʷetwr̥-