Where does “gup-” come from?

gup- (Proto-Indo-European) comes from Proto-Indo-European gew- — to bend, curve, arch, buckle; to bend, to curve;...

gup- (Proto-Indo-European): round object, knoll

Definitions

Step	Language	Word	Meaning
1	Proto-Indo-European	gew-	to bend, curve, arch, buckle; to bend, to curve;...

gup- — Etymology, Origin & Word History | Etymology Explorer