The story
- Proto-Indo-European*lewk-
- Proto-Indo-European*lewk-to-s
- Proto-Germanic*leuhtaz
- Proto-West Germanic*leuht
- Old High Germanlioht
- Middle High Germanliecht
- Germanliecht
- Proto-Indo-European*steh₂-
- Proto-Indo-European*steyh₂-
- Proto-Indo-European*stóyh₂nos
- Proto-Germanic*stainaz
- Proto-West Germanic*stain
- Old High Germanstein
- Middle High Germanstein
- GermanStein
- GermanLiechtenstein
- English todayLiechtenstein
Borrowed from German Liechtenstein, from liecht, an obsolete variant of licht (“light, bright”), + Stein (“stone”), literally meaning “bright stone”. Named after the name of the ruling dynasty, which in turn derives its name from that of Liechtenstein Castle.
Etymology from Wiktionary, CC BY-SA 4.0.