Where does “Stopschild” come from?

Stopschild (German) comes from German stōp, from English stop, from English top, from Middle English top, from Old English topp, from Proto-West Germanic *topp, from Proto-Germanic tuppaz, from Proto-Indo-European dumb- — tail, rod, staff, pole, penis; tail, rod, staff,...

Ancestry of “Stopschild”, step by step

Stopschild traces back through two separate lines of ancestry.

via German stōp

StepLanguageWordMeaning
1Germanstōp
2EnglishstopTo cease moving; To not continue; To cause to...
3EnglishtopThe highest or uppermost part of something; A...
4Middle EnglishtopThe summit or top of something, especially a...
5Old Englishtopptop, summit (of something)
6Proto-West Germanic*topptop, summit, crest
7Proto-Germanictuppaztuft, plait; top, summit
8Proto-Indo-Europeandumb-tail, rod, staff, pole, penis; tail, rod, staff,...

via German schild

StepLanguageWordMeaning
1Germanschildsign, plate flat surface bearing information
2Middle High Germanschilt
3Old High Germanscilt
4Proto-West Germanicskeldushield
5Proto-Germanicskelduzshield
6Proto-Indo-European(s)keit-
Every word from Proto-Indo-European dumb-Every word from Proto-Germanic tuppazEvery word from Proto-West Germanic *topp