Abbott-Smith Manual Greek Lexicon
συν-αθλέω (G4866)
2 * συν-αθλέω , -ῶ = συναγωνίζομαι : c. dat. commod., Phl 1:27 ; c. dat. pers., seq. ἐν , Phl 4:3 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain
Strong's G4866 · Greek
συναθλέω
sunathleo · soon-ath-leh'-o
from 4862 and 118; to wrestle in company with, i.e. (figuratively) to seek jointly