disturbance

[1]	disruption , perturbation , disorder , disorganization , disarrangement , disarray , upheaval , interruption , upset , intrusion , interference
[2]	commotion , perturbation , upset , disorder , upset , outburst , tumult , turmoil , turbulence , violence , hubbub , hullabaloo , hurly-burly , uproar , brouhaha , rumpus , brawl , breach of the peace , Donnybrook , fray , affray , fracas , trouble , (Colloq) ruckus , (Brit) spot of bother , (Slang) (Brit) spot of bovver
[3]	disruption , commotion , flutter , hurly burly , to-do , hoo-ha , hoo-hah , kerfuffle
[4]	affray , fray , ruffle
[5]	mental disorder , mental disturbance , psychological disorder , folie
[6]	noise , interference