This is the 1690th most frequent Portuguese word.
caixa
Box; cashier; container.
The word 'caixa' here refers to a physical container used for storing items.
Eu comprei uma nova caixa para guardar meus livros.
I bought a new box to store my books.
In this context, 'caixa' means the cash register in a commercial setting.
Ele retirou o dinheiro da caixa do supermercado.
He took the money out of the supermarket's cash register.
Here, 'caixa' refers to a job role, specifically a cashier in a store.