[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Sangam Literature](https://indike.org/pramana/in.sangam) › [Early Tamil grammar and poetics](https://indike.org/pramana/in.sangam.grammar) › Akattiyam # Akattiyam அகத்தியம் · The grammar of Agastya Grammar ascribed by tradition to the sage Agastya, first grammarian of Tamil in the First and Middle Caṅkams; known only from stray sūtras quoted by medieval commentators, most of which are of doubtful authenticity. - **Language:** Tamil - **Date:** 9990–5350 BCE - **Author:** [Agastya](https://indike.org/pramana/person/agastya) - **Text:** lost --- Source: [https://indike.org/pramana/in.sangam.grammar.agattiyam](https://indike.org/pramana/in.sangam.grammar.agattiyam) · Pramāṇa