obreptitious adjective.
[ɒbrɛp'tɪʃǝs] E17.[from late Latin obrepticius, from Latin obrept-: see OBREPTION, -ITIOUS1.]Characterized by obreption; containing a false statement made for the purpose of obtaining something.
■ obreptitiously adverb L19. [TahlilGaran] English Dictionary ▲