At the heated family dinner, I kept quiet—after all, a closed mouth gathers no feet.

Adding extra security measures now would be like trying to close the stable door after the horse has bolted, because the client's private data has already been leaked.

During the submarine drill, the crew operated in close quarters, which tested their teamwork.

The police conducted close-quarter drills to prepare officers for hostage situations.

The rescue team had to operate in close quarters to reach the trapped miners.

She closed the window before the storm arrived.

The mountain pass was closed after the heavy snowfall, making the village unreachable.

The knight's close helmet rattled as he dismounted from his horse.

He kept his close-cropped hair neat with daily trims.

After the negotiations, the factory became a closed shop, and every new worker had to join the union.