This root form (lemma) is used in 2 different forms in the NT: συστρατιώτην (AMS), συστρατιώτῃ (DMS).
It is glossed in 1 way: ‘fellow-soldier’.
OET PHP 2:25 Greek word=συστρατιώτην (sustratiōtaʸn) Morphology=AMS English gloss=‘fellow-soldier’ SR GNT PHP 2:25 word 10
OET PHM 1:2 Greek word=συστρατιώτῃ (sustratiōtaʸ) Morphology=DMS English gloss=‘fellow-soldier’ SR GNT PHM 1:2 word 9