ἀμφίρροπος
From LSJ
Ἐρωτώμενος διὰ τί ὀλίγους ἔχει μαθητάς, ἔφη ὅτι ἀργυρέᾳ αὐτοὺς ἐκβάλλω ῥάβδῳ → When asked why he had so few pupils, he replied ‘I chase them away with a silver stick (Diogenes Laertius 6.4.5, on the philosopher Antisthenes)
English (LSJ)
ον,
A doubtful, νίκη Polyaen.2.1.23; ἔννοιαι Agath. 4.2. II precipitous on both sides, κρηυνοί Malch.p.415 D.