Where does “sliefen” come from?
sliefen (Middle High German) comes from Old High German sliofan, from Proto-Germanic sleupaną, from Proto-Indo-European slewb(ʰ)- — to slip, glide.
sliefen (Middle High German) comes from Old High German sliofan, from Proto-Germanic sleupaną, from Proto-Indo-European slewb(ʰ)- — to slip, glide.