Where does “rounen” come from?

rounen (English) comes from Old English rūnian, from Frankish rūnōn, from Proto-Germanic rūnōną, from Proto-Indo-European (e)rewə-.

Ancestry of “rounen”, step by step

StepLanguageWordMeaning
1Old Englishrūnianto whisper, talk low, talk secrets, consipre,...
2Frankishrūnōnto whisper; to whisper, round
3Proto-Germanicrūnōnąto talk secrets, whisper, decide
4Proto-Indo-European(e)rewə-—
Every word from Proto-Indo-European (e)rewə- →Every word from Proto-Germanic rūnōną →Every word from Frankish rūnōn →