She is a "giggler," who goes from absurd laughter into floods of tears.
He indicated the giggler with one of his ugly-looking revolvers.
The younger one, the giggler, remained fascinated, but ready to fly at a moment's warning.
There is truly nothing more distressing than a giggler or one who is forever grimacing.
Thinking example better than precept, Furneaux did not reprove the giggler.