Stellwerk (German) comes from German werk, from Middle High German werc, from Old High German werc, from Proto-West Germanic werk, from Proto-Germanic werką, from Proto-Indo-European wérǵom, from Proto-Indo-European werǵ- — to make.
Stellwerk (German): signal box
Definitions
signal box
Ancestry of “Stellwerk”, step by step
Stellwerk traces back through two separate lines of ancestry.