Akilattirattu Ammanai
Akilathirattu Ammanai (; from akilam (world) + thirattu (collection) + ammanai (ballad)), also called Thiru Edu (venerable book), is the main religious book of the Southern Indian Ayyavazhi, officially a branch of Hinduism. The title is shortened as Akilam. This is the largest Ammanai work.