Vatteluttu

Vatteluttu (, ' and , ', ), also transliterated as Vattezhuthu, was an alphasyllabic or syllabic writing system of south India (Tamil Nadu and Kerala) and Sri Lanka formerly employed for writing the Tamil and Malayalam languages. The script is a sister system of the Pallava-Chola alphabet. The script was patronized by the Pallava, Pandya and Chera rulers of southern India.