Dictionary entry

συναιχμάλωτος

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament with Strong's

*† συν-αιχμάλωτος, -ου, ὁ

a fellow prisoner (prop., of a captive in war, v. Lft., Col., 234): Ro 16:7, Col 4:10, Phm 23.†