clutter up

US /ˈklʌt.ər ʌp/
UK /ˈklʌt.ər ʌp/
"clutter up" picture
1.

encombrer, désordonner

to fill a space or area with too many things, making it untidy

:
Please don't clutter up the table with your books.
S'il vous plaît, ne encombrez pas la table avec vos livres.
The old furniture was cluttering up the attic.
Les vieux meubles encombraient le grenier.