This is the 9002nd most frequent French word.
châteaux
"Châteaux" in English means "castles" or "manor houses."
Here, 'châteaux' is used in the plural to refer specifically to castles as architectural structures.
Les châteaux de la Loire sont célèbres pour leur beauté.
The castles of the Loire are famous for their beauty.
In this sentence, 'châteaux' again refers to castles but emphasizes their historical construction over time.
Ils ont construit plusieurs châteaux au fil des siècles.
They built several castles over the centuries.
Here, 'châteaux' is used metaphorically in the term 'châteaux de sable,' signifying sandcastles.