Where does “*probosti” come from?
*probosti (Proto-Slavic) comes from Proto-Slavic bosti, from Proto-Balto-Slavic bestei, from Proto-Indo-European bʰedʰh₂- — to dig, burrow; to pierce, stab.
*probosti (Proto-Slavic) comes from Proto-Slavic bosti, from Proto-Balto-Slavic bestei, from Proto-Indo-European bʰedʰh₂- — to dig, burrow; to pierce, stab.