Tamil ஒன்பது

← Proto-Dravidian *on-patV (inherited)

← Proto-Dravidian *oru (mention)

← Proto-Dravidian *paH-tu (mention)

← Kannada ಒಮ್ಬತ್ತು (cognate)

← Malayalam ഒമ്പതു (cognate)

→ Kannada ಒಂಬತ್ತು (cognate)