kīlakam (p. 113) s. A pin, bolt, wedge, hinge-as கீல், ஆணி. Wils. p. 224. KEELAKA. 2. (fig.) That on which a subject hinges or turns; the principal point, பொறுப்பிடம். 3. Artfulness, shrewdness, subtlety, தந்திரம். 4. (Rott.) Joint, juncture, பொருத்து. கீலகந்தெரிந்தவன், s. One who knows the cunning or artfulness of others. கீலகமறிந்துபேசுகிறவன், s. One who is shrewd in his remarks, lit. one who speaks, seeing the hinge (of the subject). 35)