Where does “nith” come from?

nith (Old Breton) comes from Proto-Brythonic nɨθ, from Proto-Italic nizdos, from Proto-Indo-European nisdós, from Proto-Indo-European h₁ni, from Proto-Indo-European h₁én — in.

Ancestry of “nith”, step by step

StepLanguageWordMeaning
1Proto-Brythonicnɨθnest
2Proto-Italicnizdosnest
3Proto-Indo-Europeannisdósnest
4Proto-Indo-Europeanh₁nidown
5Proto-Indo-Europeanh₁énin

Words derived from “nith”

Every word from Proto-Indo-European h₁én →Every word from Proto-Indo-European h₁ni →Every word from Proto-Indo-European nisdós →