1.   I tried to stifle my laughter.

2.   She pulls up a stool and sits down next to us, watching intently, still unable to stifle her laughter.

3.   Benedicta bit her lower lip to stifle her laughter.

4.   And a flight attendant had to stifle her laughter when a man began yelling for her into the air vent, thinking it was the intercom.

5.   Even on Friday afternoon, Porcher had trouble stifling his laughter.

6.   Everyone tried to stifle laughter.

7.   Reporters more accustomed to hearing such malaprops from the president himself could barely stifle their laughter.