Where does “ei” come from?

ei (Norwegian Bokmål) comes from Old Norse einn, from Proto-Germanic ainaz, from Proto-Indo-European óynos — one; single.

ei (Norwegian Bokmål): feminine singular of en; not; imperative of eie

Definitions

  1. feminine singular of en; not; imperative of eie

Ancestry of “ei”, step by step

StepLanguageWordMeaning
1Old Norseeinnone; some, a few
2Proto-Germanicainazone; some
3Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European óynos →Every word from Proto-Germanic ainaz →Every word from Old Norse einn →