clandestine
From LSJ
τοῖς οἰκείοις συκοφαντίαν δέδωκεν → has given to his friends an opportunity for chicane, has offered to his friends the right of vindictive prosecution
τοῖς οἰκείοις συκοφαντίαν δέδωκεν → has given to his friends an opportunity for chicane, has offered to his friends the right of vindictive prosecution
P. and V. λαθραῖος, κρυπτός, ἀφανής, κρυφαῖος (Plato), V. κρύφιος.