←
Proto-Indo-Iranian *párwr̥ (inherited)
←
Proto-Indo-Aryan *párwr̥ (inherited)
←
Proto-Indo-European *per- (root)
←
Proto-Indo-European *pérwr̥ (inherited)
←
Proto-Indo-European *per- (mention)
←
Proto-Indo-European *-wr̥ (mention)
→
Tocharian B pere (cognate)