Where does “Štumpf” come from?

Štumpf (Czech) comes from Middle High German stumpf, from Old High German stumpf, from Proto-Germanic stumpaz — stump.

Ancestry of “Štumpf”, step by step

StepLanguageWordMeaning
1Middle High Germanstumpf—
2Old High Germanstumpf—
3Proto-Germanicstumpazstump
Every word from Proto-Germanic stumpaz →Every word from Old High German stumpf →Every word from Middle High German stumpf →