Where does “ún” come from?

ún (Old Norse) comes from Proto-Germanic rūnō, from Proto-Celtic rūnā — secret, mystery.

ún (Old Norse): secret, rune

Definitions

  1. secret, rune

Ancestry of “ún”, step by step

StepLanguageWordMeaning
1Proto-Germanicrūnōsecret, mystery; rune
2Proto-Celticrūnāsecret, mystery
Every word from Proto-Celtic rūnā →Every word from Proto-Germanic rūnō →
ún — Etymology, Origin & Word History | Etymology Explorer