δυνατόω

From LSJ

ἐὰν ᾖς φιλομαθής, ἔσει πολυμαθής → if you are studious, you will become learned

Source

Spanish (DGE)

reforzar ἐν ἔργοις δυναμοῖ τὸν ἐρεθιζόμενον (ὁ θυμός) T.Dan 4.2.