Where does “airchenn” come from?

airchenn (Old Irish) comes from Old Irish cenn, from Proto-Celtic Kʷennowindos, from Proto-Celtic windos, from Proto-Indo-European windo-, from Proto-Indo-European weyd- — to see.

Ancestry of “airchenn”, step by step

StepLanguageWordMeaning
1Old Irishcennhead; end
2Proto-CelticKʷennowindoswhite-headed, white-faced
3Proto-Celticwindoswhite
4Proto-Indo-Europeanwindo-
5Proto-Indo-Europeanweyd-to see

Words derived from “airchenn

Every word from Proto-Indo-European weyd-Every word from Proto-Indo-European windo-Every word from Proto-Celtic windos