When they find themselves alone, the anxiety begins to creep up.

My anxiety began to spiral as I grew more confused.

Generally, social anxiety begins at a specific point in an individual's life.

No one came near the cage during the afternoon and my anxiety began to mount.

The anxiety that belonged to the time on the road began to leave him.

"As I moved into adolescence, the anxiety of passing through that room began to build," she said.

But in the summer of 1862 anxiety began to get the upper hand.

An anxiety of another sort now began to steal over the doctor's mind.

By then anxiety about the language problem had begun to fade.

Fear and anxiety begin to rise as the ship races out of control.