G4898–συνέκδημος–sunekdēmos

and the whole city was filled with confusion, they rushed also with one accord into the theatre, having caught Gaius and Aristarchus, Macedonians, Paul's fellow-travellers.

συνεκδήμους sunekdēmous “fellow travelers”

and not only so, but who was also appointed by vote by the assemblies, our fellow-traveller, with this favour that is ministered by us, unto the glory of the same Lord, and your willing mind;

συνέκδημος sunekdēmos “fellow traveler”