←
Proto-Germanic *laubą (inherited)
←
Old High German loup (inherited)
←
Proto-Indo-European *lewp- (derived)
←
Low German Loov (cognate)
→
Cimbrian loap (cognate)
→
Luxembourgish Laf (cognate)
→
Pennsylvania German Laab (cognate)
→
Albanian labë (cognate)