Where does “douille” come from?

douille (Middle French) comes from Old French doile, from Frankish duli, from Proto-Germanic dulją, from Proto-Indo-European dʰel- — an arch, vaulting, curve, curvature, cavity;...

Ancestry of “douille”, step by step

StepLanguageWordMeaning
1Old Frenchdoile
2Frankishdulipipe, tube, conduit; hollow tube, pipe; tube,...
3Proto-Germanicduljątube, pipe; nozzle, spout
4Proto-Indo-Europeandʰel-an arch, vaulting, curve, curvature, cavity;...

Words derived from “douille

Every word from Proto-Indo-European dʰel-Every word from Proto-Germanic duljąEvery word from Frankish duli