cryptoporticus
From LSJ
μή μοι θεοὺς καλοῦσα βουλεύου κακῶς· πειθαρχία γάρ ἐστι τῆς εὐπραξίας μήτηρ, γυνὴ Σωτῆρος· ὦδ᾽ ἔχει λόγος → When you invoke the gods, do not be ill-advised. For Obedience is the mother of Success, wife of Salvation—as the saying goes.
Latin > English (Lewis & Short)
cryptŏportĭcus: ūs, f. vox hibrida, from κρυπτός and porticus,
I a covered gallery or passage, a vault, a hall, Plin. Ep. 2, 17, 16 sq.; 5, 6, 27 sq. al.
Latin > French (Gaffiot 2016)
cryptŏportĭcŭs,¹² ūs, f. (κρυπτός, porticus ), galerie fermée : Plin. Min. Ep. 2, 17, 17 ; 7, 21, 2.