Abbott-Smith Manual Greek Lexicon
δεσμο-φύλαξ (G1200)
3 *† δεσμο-φύλαξ , -κος, ὁ ( δεσμός , φύλαξ ), a prison-keeper, gaoler : Ac 16:23 , 27 , 36 (cf. ἀρχιδ- , Ge 39:21 ).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain