Where does “Luksembourg” come from?

Luksembourg (Cornish) comes from English Luxembourg, from Middle High German Luccelemburc, from Old High German Lucilinburhuc, from Old High German luzil, from Proto-Germanic luttilaz, from Proto-Germanic lūtilaz, from Proto-Germanic burgz, from Proto-Indo-European bʰr̥ǵʰ-.

Ancestry of “Luksembourg”, step by step

StepLanguageWordMeaning
1EnglishLuxembourg—
2Middle High GermanLuccelemburc—
3Old High GermanLucilinburhuc—
4Old High Germanluzillittle
5Proto-Germanicluttilaz—
6Proto-Germaniclūtilazbent; tending to stoop; crouching; little
7Proto-Germanicburgzfortification, stronghold; city
8Proto-Indo-Europeanbʰr̥ǵʰ-—
Every word from Proto-Indo-European bʰr̥ǵʰ- →Every word from Proto-Germanic burgz →Every word from Proto-Germanic lūtilaz →