He is close-lipped about his personal life.

The sensitive plant closes its leaves when touched.

It was a close call, but I managed to catch the last train.

I heard a loud clack when the door closed.

The entropy of a closed system always increases over time.

I closed the Venetian blind to block out the sunlight.

She watched closely as the magician performed his tricks.

She is closed-off and rarely shares her emotions.

In a closed primary, only party members are allowed to vote.

She closed her eyes and whispered a heartfelt orison.