Where does “sumar” come from?
sumar (Norwegian Nynorsk) comes from Old Norse sumar, from Proto-Germanic sumaraz, from Proto-Indo-European sm̥m-aro-, from Proto-Indo-European sm̥-h₂-ó-, from Proto-Indo-European semh₂- — summer, year.
sumar (Norwegian Nynorsk): summer
Ancestry of “sumar”, step by step