Where does “flak” come from?

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

flak (Plautdietsch): shallow (not deep)

Definitions

  1. shallow (not deep)

Ancestry of “flak”, step by step

StepLanguageWordMeaning
1Middle Low Germanvlak—
2Old Saxonflak—
3Proto-Germanic*flak—
4Proto-Germanicflakazflat
5Proto-Indo-Europeanpl̥kehflat surface
Every word from Proto-Indo-European pl̥keh →Every word from Proto-Germanic flakaz →Every word from Proto-Germanic *flak →
flak — Etymology, Origin & Word History | Etymology Explorer