Where does “ajn” come from?

ajn (Esperanto) comes from German ein, from Middle High German ein, from Old High German ein, from Proto-West Germanic ain, from Proto-Germanic ainaz, from Proto-Indo-European óynos — one; single.

ajn (Esperanto): used with ki- and i- to generalize them, meaning...

Definitions

  1. used with ki- and i- to generalize them, meaning...

Ancestry of “ajn”, step by step

StepLanguageWordMeaning
1Germaneinone; a, an; indicating motion into something
2Middle High Germaneinone
3Old High Germaneinone; only
4Proto-West Germanicainone
5Proto-Germanicainazone; some
6Proto-Indo-Europeanóynosone; single

Words derived from “ajn”

Every word from Proto-Indo-European óynos →Every word from Proto-Germanic ainaz →Every word from Proto-West Germanic ain →