Where does “Nureddin” come from?

Nureddin (Ottoman Turkish) comes from Arabic نُور, from Classical Persian جَان, from Middle Persian 𐫃𐫏𐫀𐫗, from Proto-Iranian *wyaHnáH, from Proto-Indo-Iranian wyaHnás, from Proto-Indo-European h₂enh₁‑ — to breathe.

Ancestry of “Nureddin”, step by step

StepLanguageWordMeaning
1Arabicنُورlight, brightess; ray of light, light beam;...
2Classical Persianجَان—
3Middle Persian𐫃𐫏𐫀𐫗—
4Proto-Iranian*wyaHnáH—
5Proto-Indo-IranianwyaHnás—
6Proto-Indo-Europeanh₂enh₁‑to breathe
Every word from Proto-Indo-European h₂enh₁‑ →Every word from Proto-Indo-Iranian wyaHnás →Every word from Proto-Iranian *wyaHnáH →