Noun

• S: (n) disturbance, perturbation, upset (an unhappy and worried mental state) "there was too much anger and disturbance"; "she didn't realize the upset she caused me"
• S: (n) perturbation ((physics) a secondary influence on a system that causes it to deviate slightly)
• S: (n) perturbation, disturbance (activity that is a malfunction, intrusion, or interruption) "the term `distress' connotes some degree of perturbation and emotional upset"; "he looked around for the source of the disturbance"; "there was a disturbance of neural function"
• S: (n) perturbation, fluster (a disposition that is confused or nervous and upset)
• S: (n) disruption, perturbation (the act of causing disorder)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) disturbance (the act of disturbing something or someone; setting something in motion)
• S: (n) circus, carnival (a frenetic disorganized (and often comic) disturbance suggestive of a large public entertainment) "it was so funny it was a circus"; "the whole occasion had a carnival atmosphere"
• S: (n) disorganization, disorganisation (the disturbance of a systematic arrangement causing disorder and confusion) "the disorganization of the enemy troops by a flank attack"
• S: (n) disruption, perturbation (the act of causing disorder)
• S: (n) commotion, din, ruction, ruckus, rumpus, tumult (the act of making a noisy disturbance)
• S: (n) furor, furore (a sudden outburst (as of protest))
• S: (n) havoc, mayhem (violent and needless disturbance)
• S: (n) melee, scrimmage, battle royal (a noisy riotous fight)
• S: (n) agitation, excitement, turmoil, upheaval, hullabaloo (disturbance usually in protest)
• S: (n) outburst, tumultuous disturbance (a sudden violent disturbance)
• S: (n) rampage, violent disorder (violently angry and destructive behavior)
• S: (n) upset, derangement, overthrow (the act of disturbing the mind or body) "his carelessness could have caused an ecological upset"; "she was unprepared for this sudden overthrow of their normal way of living"
• derivationally related form