Δεῖ τοὺς φιλοῦντας πίστιν, οὐ λόγους ἔχειν → Non bene stat intra verba amicorum fides → Vertrauen müssen Freunde sich, viel reden nicht
P. and V. δύσμαχος, ἀνίκητος (Plato), Ar. and P. ἄμαχος (Plato), P. δυσπολέμητος, V. δυσπάλαιστος, ἀπρόσμαχος, ἀδήριτος.
impossible to deal with: P. and V. ἄπορος, ἀμήχανος (rare P.).