alléger signifie anglais

lighten [lightened, lightening, lightens]▼◼◼◼(to alleviate)
verb
[UK: ˈlaɪt.n̩] [US: ˈlaɪt.n̩]He needs a few jokes to lighten up his talk. = Il a besoin de quelques plaisanteries pour alléger son discours.