1: σύζυγος
(Strong's #4805 — Adjective — sunzugos | suzugos — sood'-zoo-gos )

an adjective denoting "yoked together," is used as a noun in Philippians 4:3 , "a yokefellow, fellow laborer;" probably here it is a proper name, Synzygus, addressed as "true," or "genuine" (gnesios), i.e., "properly so-called."