Where does “*swinisōn” come from?
*swinisōn (Proto-West Germanic) comes from Proto-Germanic swinisōną, from Proto-Germanic swin-, from Proto-Indo-European swenh₂- — to sound.
*swinisōn (Proto-West Germanic) comes from Proto-Germanic swinisōną, from Proto-Germanic swin-, from Proto-Indo-European swenh₂- — to sound.