insidious
From LSJ
κεῖται μὲν γαίῃ φθίμενον δέμας, ἡ δὲ δοθεῖσα ψυχή μοι ναίει δώματ' ἐπουράνια → my body lies mouldering in the ground, but the soul entrusted to me dwells in heavenly abodes
English > Greek (Woodhouse)
adj.
Secret, imperceptible: P. and V. λαθραῖος. Crafty: Ar. and V. δόλιος. Treacherous: P. ἐπίβουλος, V. μηχανορράφος. Unsound: P. and V. ὕπουλος, σαθρός.