Where does “vlak” come from?

vlak (Middle Low German) comes from Old Saxon flak, from Proto-Germanic *flak, from Proto-Germanic flakaz, from Proto-Indo-European pl̥keh — flat surface.

Ancestry of “vlak”, step by step

StepLanguageWordMeaning
1Old Saxonflak—
2Proto-Germanic*flak—
3Proto-Germanicflakazflat
4Proto-Indo-Europeanpl̥kehflat surface

Words derived from “vlak”

Every word from Proto-Indo-European pl̥keh →Every word from Proto-Germanic flakaz →Every word from Proto-Germanic *flak →