conservar
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
Spanish > Greek
διασυντηρέω, διατηρέω, διευθύνω, διαστύφω, διαφυλάσσω, διασῴζω, ἀποσῴζω, διακρατέω, διακατέχω