Where does “flug” come from?

flug (Old High German) comes from Proto-Germanic flugiz, from Proto-Germanic fleuganą, from Proto-Indo-European plewk-, from Proto-Indo-European plew- — to fly, flow, run.

Ancestry of “flug”, step by step

StepLanguageWordMeaning
1Proto-Germanicflugizflight, flying
2Proto-Germanicfleuganąto fly
3Proto-Indo-Europeanplewk-to fly, flow, run; to splash, to flap with hands
4Proto-Indo-Europeanplew-to fly, flow, run

Words derived from “flug

Every word from Proto-Indo-European plew-Every word from Proto-Indo-European plewk-Every word from Proto-Germanic fleuganą