Where does “господаръ” come from?
господаръ (Old East Slavic) comes from Old East Slavic господарь, from Proto-Slavic gospodarь, from Proto-Slavic gospodь, from Proto-Balto-Slavic gastipatis, from Proto-Indo-European gʰóstipotis, from Proto-Indo-European pótis, from Proto-Indo-European ph₃tis, from Proto-Indo-European peh₃- — to drink.
Ancestry of “господаръ”, step by step