insubordination
From LSJ
πολλῶν ὁ καιρὸς γίγνεται διδάσκαλος → the critical moment will turn out to be the teacher of many things
English > Greek (Woodhouse)
subs.
Disobedience: P. ἀνηκουστία, ἡ (Plat.), V. τὸ μὴ κλύειν. Disorderliness: P. and V. ἀκοσμία, ἡ.