Oostblok (Dutch) comes from Dutch oost, from Middle Dutch oost, from Old Dutch ōst, from Old Norse austr, from Proto-Germanic austrą, from Proto-Germanic austraz, from Proto-Indo-European *h₂éwsteros — in the direction of dawn, east.
Oostblok (Dutch): Eastern Bloc
Definitions
Eastern Bloc
Ancestry of “Oostblok”, step by step
Oostblok traces back through two separate lines of ancestry.