absconditus
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
abscondĭtus,¹⁴ a, um,
1 part. de abscondo
2 adjt, caché, invisible : Cic. Phil. 2, 108 ; [fig.] ignoré, secret, mystérieux : Verr. 1, 1, 32 ; Cat. 3, 3.
absconditus, a, um, PAdj. (v. abscondo), verborgen, geheim, unbekannt, Cic. u.a.