concavatus
From LSJ
Κύριε, σῶσον τὸν δοῦλον σου κτλ. → Lord, save your slave ... (mosaic inscription from 4th cent. church in the Negev)
Latin > English
concavatus concavata, concavatum ADJ :: hollowed out
Latin > French (Gaffiot 2016)
concăvātus, a, um,
1 part. de concavo
2 adjt, concave : Col. Rust. 8, 5, 11.