Where does “*mab” come from?
*mab (Brythonic) comes from Proto-Celtic makʷos, from Proto-Indo-European mh₂ḱwos, from Proto-Indo-European meh₂ḱ- — to raise, increase; long.
*mab (Brythonic) comes from Proto-Celtic makʷos, from Proto-Indo-European mh₂ḱwos, from Proto-Indo-European meh₂ḱ- — to raise, increase; long.