Pali ratha

← Proto-Indo-Iranian *Hrátʰas (inherited)

← Proto-Indo-Aryan *Hrátʰas (inherited)

← Proto-Indo-European (inherited)

← Proto-Indo-European *Hret- (mention)

← Latin rota (cognate)

← Pali manoratha (link)

← Sanskrit रथ (inherited)

→ Khmer រថ (derived)

→ Thai รถ (borrowed)