ἐκφαίνεσθαι

From LSJ

ξένος ὢν ἀκολούθει τοῖς ἐπιχωρίοις νόμοις → as a foreigner, follow the laws of that country | when in Rome, do as the Romans do

Source

Greek > English (Woodhouse Verbs Reversed)

(see also ἐκφαίνω): be proved, be shown, be visible, come into prominence, come to light, make one's appearance, proved

Lexicon Thucydideum

conspicuum fieri, to become visible, 2.28.1.