Felssporn (German) comes from German Fels, from Middle High German vels, from Old High German felis, from Frankish falis, from Proto-Germanic falisaz, from Proto-Indo-European pelis- — stone; rock, cliff.
Felssporn (German): a spur
Definitions
a spur
Ancestry of “Felssporn”, step by step
Felssporn traces back through two separate lines of ancestry.