Where does “Bruxelas” come from?

Bruxelas (Portuguese) comes from French Bruxelles, from Proto-Germanic *sali, from Proto-Germanic saliz, from Proto-Indo-European sol- — whole.

Ancestry of “Bruxelas”, step by step

StepLanguageWordMeaning
1FrenchBruxelles—
2Proto-Germanic*sali—
3Proto-Germanicsalizhouse; dwelling; hall; room
4Proto-Indo-Europeansol-whole
Every word from Proto-Indo-European sol- →Every word from Proto-Germanic saliz →Every word from Proto-Germanic *sali →