Where does “móðurbróðir” come from?
móðurbróðir (Icelandic) comes from Icelandic bróðir, from Old Norse bróðir, from Proto-Germanic brōþēr, from Proto-Indo-European bʰréh₂tēr — brother.
móðurbróðir (Icelandic): maternal uncle
Ancestry of “móðurbróðir”, step by step