Where does “Liechtenstein” come from?

Liechtenstein (Dutch) comes from German Liechtenstein, from German Licht, from Middle High German lieht, from Old High German lioht, from Proto-West Germanic leuht, from Proto-Germanic leuhtą, from Proto-Indo-European lewktom, from Proto-Indo-European lewk- — bright; to shine; to see.

Ancestry of “Liechtenstein”, step by step

StepLanguageWordMeaning
1GermanLiechtenstein
2GermanLichtlight; eye of game, especially ground game
3Middle High Germanlieht
4Old High Germanlioht
5Proto-West Germanicleuhtlight, bright; light
6Proto-Germanicleuhtąlight
7Proto-Indo-Europeanlewktom
8Proto-Indo-Europeanlewk-bright; to shine; to see
Every word from Proto-Indo-European lewk-