筹 (chóu): chip (trong cờ bạc)

Before placing each bet, he carefully counts the chips in his hand, afraid of miscalculating the amount.

The casino stipulates that customers must exchange cash for chips before they can join the games.

He stacked the chips he had won into a tall pile, a smug smile appearing on his face.

After losing his last chip, he had no choice but to get up and leave the card table.