Proper noun
Kolezhuthu
One of the oldest writing systems in South India, formerly used to write Malayalam and Tamil.
Among these were the Vatteluttu, Kolezhuthu and Malayanma scripts. Source: Internet
In the Kerala region, the Vattezhuttu script developed into a still more cursive script called Kolezhuthu during the 14th and 15th centuries. Source: Internet