Where does “nja” come from?

nja (Albanian) comes from Proto-Albanian ainja, from Proto-Indo-European h₁éy- — he, this.

Ancestry of “nja”, step by step

StepLanguageWordMeaning
1Proto-Albanianainjaone
2Proto-Indo-Europeanh₁éy-he, this
Every word from Proto-Indo-European h₁éy- →Every word from Proto-Albanian ainja →