δῆξις

A. bite, biting, Arist. HA 623a1; δήξιες σπλάγχνων gnawings, Hp. VM 19: metaph., of mental anguish, pangs, Zeno Stoic. 1.51 (pl.), Chrysipp.ib.3.119, Phld. D. 3.Fr. 22; also, biting jokes, Plu. Lyc. 14.