Where does “*butt” come from?
*butt (Proto-Germanic) comes from Proto-Germanic buttaz, from Proto-Indo-European bʰudʰnós, from Proto-Indo-European bʰudʰmḗn, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.
*butt (Proto-Germanic) comes from Proto-Germanic buttaz, from Proto-Indo-European bʰudʰnós, from Proto-Indo-European bʰudʰmḗn, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.