Where does “roun” come from?

roun (Middle English) comes from Old English rūn, from Proto-West Germanic rūnu, from Proto-Germanic rūnō, from Proto-Celtic rūnā — secret, mystery.

Ancestry of “roun”, step by step

roun traces back through two separate lines of ancestry.

via Old English rūn

StepLanguageWordMeaning
1Old Englishrūnletter, rune; whisper, secret, mystery; secret,...
2Proto-West Germanicrūnusecret, mystery; rune, letter
3Proto-Germanicrūnōsecret, mystery; rune
4Proto-Celticrūnāsecret, mystery

via Old English hrogn

StepLanguageWordMeaning
1Old Englishhrognspawn, fish eggs, roe
2Proto-Germanichrugnazspawn of frogs or fish; roe
3Proto-Indo-Europeankreḱ-to weave
Every word from Proto-Celtic rūnāEvery word from Proto-Germanic rūnōEvery word from Proto-West Germanic rūnu