Aufgabenbuch (German) comes from German būch, from Middle High German buoch, from Old High German buoh, from Proto-Germanic bōk, from Proto-Germanic bakaną, from Proto-Indo-European bʰeh₃g- — to bake, to roast, to fry.
Aufgabenbuch (German): task book
Definitions
task book
Ancestry of “Aufgabenbuch”, step by step
Aufgabenbuch traces back through two separate lines of ancestry.