Strong's Concordance

Original word: σύζυγος
Transliteration: suzugos
Definition (short): companion
Definition (full): a yokefellow

NAS Exhaustive Concordance

Word Origin: from suzeugnumi
Definition: a yokefellow
NASB Translation: companion (1).
NAS Exhaustive Concordance of the Bible with Hebrew-Aramaic and Greek Dictionaries.
Copyright © 1981, 1998 by The Lockman Foundation.
All rights reserved Lockman.org

Strong's Exhaustive Concordance

From suzeugnumi; co-yoked, i.e. (figuratively) as noun, a colleague; probably rather as a proper name; Syzygus, a Christian -- yokefellow.

see GREEK suzeugnumi

KJV: And I intreat thee also, true yokefellow, help those women which laboured with me in the gospel, with Clement also, and with other my fellowlabourers, whose names are in the book of life.
NASB: Indeed, true companion, I ask you also to help these women who have shared my struggle in the cause of the gospel, together with Clement also and the rest of my fellow workers, whose names are in the book of life.