junctio
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
Latin > French (Gaffiot 2016)
jūnctĭō, ōnis, f. (jungo), union, liaison, cohésion : Cic. Tusc. 1, 71 || [rhét.] verborum Cic. de Or. 3, 191, la liaison harmonieuse des mots.