Sanskrit वृक्क

← Avestan 𐬬𐬆𐬭𐬆𐬜𐬐𐬀 (cognate)

← Persian گرده (cognate)

← Proto-Indo-Iranian *wr̥tkás (inherited)

← Middle Persian gwltk’ (cognate)

→ Persian گرده (cognate)

→ Kalasha bruk (inherited)

→ Malayalam വൃക്ക (borrowed)

→ Phalura bhruk (inherited)

→ Pali vakka (inherited)