Where does “nai” come from?
nai (Welsh) comes from Middle Welsh nei, from Proto-Brythonic nei, from Proto-Celtic neɸūss, from Proto-Indo-European népōts — grandson; descendant; nephew.
nai (Welsh): nephew
Ancestry of “nai”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Middle Welsh | nei | — |
| 2 | Proto-Brythonic | nei | nephew |
| 3 | Proto-Celtic | neɸūss | nephew |
| 4 | Proto-Indo-European | népōts | grandson; descendant; nephew |