From WordNet (r) 3.0 (2006):
commotion
n 1: a disorderly outburst or tumult; "they were amazed by the
furious disturbance they had caused" [syn: disturbance,
disruption, commotion, flutter, hurly burly, to-
do, hoo-ha, hoo-hah, kerfuffle]
2: the act of making a noisy disturbance [syn: commotion,
din, ruction, ruckus, rumpus, tumult]
3: confused movement; "he was caught up in a whirl of work"; "a
commotion of people fought for the exits" [syn: whirl,
commotion]