Sanskrit त्रयोदश

← Proto-Indo-Aryan *tráyazdaśa (inherited)

← Proto-Indo-Aryan *tráyas (mention)

← Proto-Indo-Aryan *dáśa (mention)

← Sanskrit त्रि (mention)

← Sanskrit दश (mention)

→ Dhivehi ތޭރަ (inherited)

→ Gujarati તેર (inherited)

→ Hindi तेरह (inherited)

→ Kashmiri ترُٛواہ (derived)