"They told me right to my face," he recalled, his mouth hardening at the insult: "Go back to your country."

The warrior's cruel mouth hardened, and he struck Ches across the face.

Stupidly she had made the words sound like an accusation, and Slater's mouth hardened.

His eyes stayed cool, his mouth hardened in a face full of planes and angles.

His thin mouth hardened for a moment with something like annoyance.

His eyes were deep with troubled clouds, while the mouth had hardened, and all his face was bleak.

Her mouth hardens into a straight line across her wide face.

The merchant's mouth hardened, although sweat was breaking out on his forehead.

Well, Hatsumomo's mouth hardened, and her eyes shrank to about half their size.

Cavenaugh's mouth hardened a bit at the edges as he followed her escape route.