Where does “grumper” come from?

grumper (Bavarian) comes from Alemannic German Grumbeer, from German grund-, from German Grund, from Middle High German grunt, from Old High German grunt, from Proto-West Germanic grundu, from Proto-Germanic grunduz, from Proto-Indo-European gʰrem- — to rub; to stroke; to grind.

Ancestry of “grumper”, step by step

StepLanguageWordMeaning
1Alemannic GermanGrumbeerpotato
2Germangrund-basic, fundamental, elementary
3GermanGrundground, land; bottom; reason; motive
4Middle High Germangrunt
5Old High Germangruntground
6Proto-West Germanicgrundu
7Proto-Germanicgrunduzground, foundation
8Proto-Indo-Europeangʰrem-to be angry; to sound, bellow, growl, roar, be...
9Proto-Indo-Europeangʰer-to rub; to stroke; to grind

Words derived from “grumper

Every word from Proto-Indo-European gʰer-Every word from Proto-Indo-European gʰrem-Every word from Proto-Germanic grunduz
grumper — Etymology, Origin & Word History | Etymology Explorer