1.   Cantor slowly stroked his chin while staring at Stafford.

2.   He began thoughtfully stroking his chin.

3.   He stroked his chin and then seemed to come to a Decision.

4.   Lufkin stroked his chin, as if contemplating her request.

5.   She reached up and stroked his chin.

6.   Barrie prowled the stage one afternoon last week, stroking his chin like a road company Sherlock Holmes as he visualized various ways to reblock his staging.

7.   Dr. Tunnel stroked his chin.

8.   Gallo stroked his chin.

9.   He stroked his chin and smiled.

10.   He stroked his chin and reflected for a moment.