The story
- Proto-Germanic · derived from*flakaz“flat”
- Proto-West Germanic · derived from*flak
- Old High German · derived fromfluoh“rock face”
- Middle High German · derived fromVluolon
- English todayFlüelen
From Alemannic German, first mentioned as Middle High German Vluolon, formed from vluo (“steep cliff, rock”), from Old High German fluoh (“rock face”), related to flah (“shallow”), from Proto-West Germanic *flak, from Proto-Germanic *flakaz (“flat”).
Words from the same roots
Proto-Germanic*flakaz all →
fluke
Etymology from Wiktionary, CC BY-SA 4.0.