←
Old English ūf (cognate)
←
Old English hūf (mention)
←
Proto-Germanic *uwwalǭ (inherited)
←
Proto-Germanic *uwwô (mention)
←
Proto-Germanic *ūfaz (mention)
←
Proto-Germanic *ūfǭ (mention)
←
Middle Low German ūle (cognate)
←
Old High German hūwo (cognate)
←
Old High German ūwila (cognate)
←
Proto-Indo-European *up- (derived)
←
Old Norse ugla (cognate)
←
Old Saxon hūo (cognate)
→
Old High German uwila (mention)