concavatus
From LSJ
πέτρην κοιλαίνει ρανὶς ὕδατος ἐνδελεχείῃ → constant dropping wears away a stone, constant dripping will wear away the hardest stone, little strokes fell big oaks, constant dripping wears the stone, constant dropping wears the stone, constant dripping will wear away a stone
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.