She looked at him sharply, and the amusement faded from her face.

Colin sat a bit straighter and his lazy amusement faded.

When he began coarsely spitting food down upon them, their amusement faded.

The amusement faded from her eyes as she looked into his.

The amusement faded, and he was aware of a great loneliness.

Her amusement faded when she looked at Ben-he seemed weary.

His amusement faded as they rode into the next street.

She glanced up in time to see the amusement fade from his expression.

His voice was a little harsher than necessary, and her amusement faded.

She looked back at Spence, and the amusement faded from her eyes.