The story
- Proto-Germanic · inherited from*runilaz
- Old English · inherited fromrynel“that which runs; runner; stream”
- Middle English · inherited fromrunel
- English todayrunnel
From Middle English runel, rennel, rinel, from Old English rynel (“that which runs; runner; stream”), from Proto-Germanic *runilaz, equivalent to run + -el. Cognate with Scots rinel, rinnal (“stream; runnel”), Swedish rännel (“runner; runnel”).
Etymology from Wiktionary, CC BY-SA 4.0.