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Ἐὰν ᾖς φιλομαθής, ἔσει πολυμαθής → If you are studious, you will become learned.
adj.
Ar. and P. διάβολος, βάσκανος, P. συκοφαντικός, V. λοίδορος (Eur., Cycl.), κακόστομος; see abusive.