unobserved
From LSJ
τῶν δ᾽ ὀρθουμένων σῴζει τὰ πολλὰ σώμαθ᾽ ἡ πειθαρχία → But of those who make it through, following orders is what saves most of their lives (Sophocles, Antigone 675f.)
English > Greek (Woodhouse)
adjective
do a thing unobserved: P. and V. λανθάνειν ποιῶν τι, V. λήθειν ποιῶν τι.
unobserved by: use Ar. and V. λάθρα (gen.), P. κρύφα (gen.).