Noun syntrophos (friend from childhood) in the Gospels-Acts

(Translation from NRSV with a few modifications for a more literal meaning)

Acts

13: 1Now in the church at Antioch there were prophets and teachers: Barnabas, Simeon who was called Niger, Lucius of Cyrene, Manaen a friend from childhood (syntrophos) of Herod the ruler, and Saul.