ἢ λέγε τι σιγῆς κρεῖττον ἢ σιγὴν ἔχε → either say something better than silence or keep silence (Menander)
v. trans.
Show: P. and V. σημαίνειν (Plat.), δηλοῦν, δεικνύναι; see show.
Mean: Ar. and P. νοεῖν, δύνασθαι; see mean.
Matter: P. and V. διαφέρειν.