faithless
From LSJ
ἀλλήλων τὰ βάρη βαστάζετε, καὶ οὕτως ἀναπληρώσετε τὸν νόμον τοῦ Χριστοῦ → bear each other's burdens, and in that way fulfill the anointed King's Law (Galatians 6:2)
adj.
P. and V. ἄπιστος. Perjured: Ar. and P. ἐπίορκος. Crafty: Ar. and V. δόλιος; see crafty.