←
Ancient Greek βαρύς (cognate)
←
Proto-Indo-European *gʷrutos (inherited)
←
Proto-Indo-European *gʷer- (mention)
←
Proto-Indo-European *gʷerù- (mention)
←
Proto-Indo-European *gʷru- (mention)
←
Proto-Indo-European *gʷrəu- (mention)
←
Sanskrit गुरु (cognate)