Where does “Obbrussel” come from?

Obbrussel (French) comes from Dutch Obbrussel, from Dutch Brussel, from Old Dutch bruoc, from Proto-Germanic brōks, from Proto-Germanic brāks, from Proto-Indo-European bʰrāg-, from Proto-Indo-European bʰrēǵ- — to shine, shimmer.

Ancestry of “Obbrussel”, step by step

StepLanguageWordMeaning
1DutchObbrussel
2DutchBrusselBrussels
3Old Dutchbruoctrousers, pants, breeches; wetland, marsh
4Proto-Germanicbrōksrear end, rump, hindquarters; leggings, pants,...
5Proto-Germanicbrāks
6Proto-Indo-Europeanbʰrāg-rump, hock, hindquarters
7Proto-Indo-Europeanbʰrēǵ-to shine, shimmer
Every word from Proto-Indo-European bʰrēǵ-