←
Avestan 𐬰𐬆𐬭𐬆𐬛 (cognate)
←
Old English heorte (cognate)
←
Old Church Slavonic срьдьцє (cognate)
←
English heart (cognate)
←
Ancient Greek καρδίᾱ (cognate)
←
Proto-Indo-Aryan *źʰŕ̥d (inherited)
←
Proto-Indo-European *ḱr̥d- (inherited)
←
Proto-Indo-European *ḱḗr (mention)
→
Latvian sirds (cognate)