紛擾[funjou] disturbance
擾乱[jouran] disturbance

騒擾[soujou] riot
騒擾罪[soujouzai] (the crime of) rioting

悪騒ぎ[warusawagi] making an excessive fuss
狂騒[kyousou] mania
胸騒ぎ[munasawagi] uneasiness
喧騒[kensou] tumult
祭騒ぎ[matsurisawagi] festivities

人騒がせ[hitosawagase] person that annoys or causes trouble
騒がしい[sawagashii] noisy
騒がす[sawagasu] to annoy
騒ぎ[sawagi] uproar
騒ぎたてる[sawagitateru] to make a fuss (outcry, uproar)