γνωμοδοτέω
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
English (LSJ)
A give advice, IG12(7).p.1 (Amorgos).
Greek (Liddell-Scott)
γνωμοδοτέω: δίδω γνώμην, Σουΐδ.
Spanish (DGE)
aconsejar Πνεῦμα βουλῆς δίδοται τῷ γνωμοδοτοῦντι Chrys.M.52.818, cf. Cyr.Al.M.68.285A, M.70.964D, Nil.M.79.1121D, IG 12(7).p.1 (Amorgos).