I understand you're looking for the Tamil font in TTF format for free download. However, I must inform you:
Would you like direct links to any of the free legal alternatives mentioned above? Vanavil Avvaiyar Bold Tamil Font Free Download Ttf
Vanavil Avvaiyar is a proprietary Tamil font originally developed by Vanavil Soft . It is not legally available for free download unless explicitly released as freeware by the copyright holder. Distributing or downloading it from unofficial sources may violate copyright laws. I understand you're looking for the Tamil font