Felsblock (German) comes from German block, from Middle High German bloc, from Old High German bloc, from Proto-Germanic *blokk, from Proto-Germanic blukką, from Proto-Indo-European bhulg'-, from Proto-Indo-European bhelg'- — thick plank, beam, pile, prop.
Felsblock (German): boulder
Definitions
boulder
Ancestry of “Felsblock”, step by step
Felsblock traces back through two separate lines of ancestry.