ἢ λέγε τι σιγῆς κρεῖττον ἢ σιγὴν ἔχε → either say something better than silence or keep silence (Menander)
adj.
P. and V. ξηρός, Ar. and P. ἰσχνός; see withered, parched.
v. trans.
Wither: P. and V. ἰσχναίνειν (Plat.), κατισχναίνειν (Plat.); see wither, parch.
Blunt: P. and V. ἀμβλύνειν, ἀπαμβλύνειν, V. καταμβλύνειν.