σιγᾶν ἄμεινον ἢ λαλεῖν ἃ μὴ πρέπει → it's better to keep silence than to say what's not appropriate (Menander)
ὅπως, ὅππως, ὅκως, οἷον, οἷα, πλήν, πλάν, τίς, καινοποιέω