deepen [deepened, deepening, deepens]◼◼◼(to make deep or deeper) verb [UK: ˈdiː.pən] [US: ˈdiː.pən]You deepened the holes. = Tu approfondissais les trous.
elaborate [elaborated, elaborating, elaborates]◼◼◻(to give further detail or explanation) verb [UK: ɪ.ˈlæ.bə.reɪt] [US: ə.ˈlæ.brət]