
1) Philosophy book
Found on
https://www.crosswordclues.com/clue/tirukkuṛaḷ

Tirukkural (திருக்குறள் also known as the Kural) is a classic Tamil sangam literature consisting of 1330 couplets or Kurals. It was authored by Thiruvalluvar. The Thirukkural is one of the most important works in the Tamil language. This is reflected in some of the other names by which the text is given by such as Tamil marai...
Found on
http://en.wikipedia.org/wiki/Tirukkuṛaḷ

the most celebrated of the Patiren-kirkkanakku (`Eighteen Ethical Works`) in Tamil literature and a work that has had an immense influence on Tamil ... [3 related articles]
Found on
http://www.britannica.com/eb/a-z/t/54
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