tṭkku (p. 221) --தடக்கம், v. noun. [prov.] Obstacle, hinderance, impediment, entanglement, objection, any thing that obstructs or hinders, தடை. தடக்கெடுத்துவிட, inf. To remove obstructions, impediments entanglements, &c. கீழ்த்தடக்கு. Obstructions in the road, as stones, &c. மேற்றடக்கு. Obstructions from trees, &c, over head. 58)