ἀπανίστημι
From LSJ
Πολλῶν ὁ καιρὸς γίγνεται διδάσκαλος → Rebus magistra plurimis occasio → Zum Lehrer wird für viele die Gelegenheit
English (LSJ)
A make rise up and depart, send away, τὴν στρατιήν Hdt. 3.156, 6.133; cause to depart, τοὺς Ἀθηναίους Th.2.70. II Pass., with aor. 2 and pf. Act., and fut. Med., arise and go away, depart again, Hdt.9.87; ἀπὸ τῆς πόλιος ib.86; ἐκ τῆς Μακεδονίας Th.1.61; Ποτειδαίας ib.139; esp. leave one's country, emigrate, ib.2.