Tamil spelling and writing rules, one page each

These pages explain the Tamil spelling and writing rules that Thiruttham checks, one rule to a page. Each page gives the rule, examples, exceptions where there are any, and its sources.

The rules

• Doubling after pointing words in Tamil
• Doubling after ஆக, ஆய் and என
• Doubling after the object marker ஐ

Words that differ by one letter

• Tamil words that differ by ல, ள or ழ

Check your own writing

• Check Tamil spelling online
• Open the editor

More on Tamil grammar

• Tamil language grammar: the areas Thiruttham checks
• How to write formal Tamil