Where does “Oost- en Middelzwake” come from?

Oost- en Middelzwake (Dutch) comes from Dutch middel, from Middle Dutch lô, from Old Dutch lō, from Proto-West Germanic lauh, from Proto-Germanic lauhaz, from Proto-Indo-European lówkos, from Proto-Indo-European lewḱ-, from Proto-Indo-European lewk- — bright; to shine; to see.

Ancestry of “Oost- en Middelzwake”, step by step

Oost- en Middelzwake traces back through two separate lines of ancestry.

via Dutch middel

StepLanguageWordMeaning
1Dutchmiddelmeans; medicine, cure; waist
2Middle Dutchclearing in a forest
3Old Dutchforest
4Proto-West Germaniclauhclearing; meadow
5Proto-Germaniclauhazclearing; meadow
6Proto-Indo-Europeanlówkosclearing; open space, clearing; field, meadow
7Proto-Indo-Europeanlewḱ-lynx
8Proto-Indo-Europeanlewk-bright; to shine; to see

via Dutch oost

StepLanguageWordMeaning
1Dutchoosteast; eastwards
2Middle Dutchoost
3Old Dutchōst
4Old Norseaustreast
5Proto-Germanicaustrąeast; east, eastward
6Proto-Germanicaustrazeast, eastern
7Proto-Indo-European*h₂éwsterosin the direction of dawn, east
Every word from Proto-Indo-European lewk-