PERTURBATION Synonyms

• an act of delaying or interrupting the continuity

• a disorderly outburst or tumult

• an event that results in a displacement or discontinuity

• the act of causing disorder

• a mental state of extreme emotional disturbance

• a state of agitation or turbulent change or development

• the feeling of being agitated; not calm

• disturbance usually in protest

• the act of agitating something; causing it to move around (usually vigorously)

• fear resulting from the awareness of danger

• a device that signals the occurrence of some undesirable event

• an automatic signal (usually a sound) warning of danger

• a clock that wakes a sleeper at some preset time

• fill with apprehension or alarm; cause to be unpleasantly surprised

• warn or arouse to a sense of danger or call to a state of preparedness

• (psychiatry) a relatively permanent state of worry and nervousness occurring in a variety of mental disorders, usually accompanied by compulsive behavior or attacks of panic

• a vague unpleasant emotion that is experienced in anticipation of some (usually ill-defined) misfortune

• the psychological state of being irritated or annoyed

• something or someone that causes trouble; a source of unhappiness

• (Greek mythology) the most ancient of gods; the personification of the infinity of space preceding creation of the universe

• a state of extreme confusion and disorder

• the formless and disordered state of matter before the creation of the cosmos

• (physics) a dynamical system that is extremely sensitive to its initial conditions

• a disorderly outburst or tumult

• the act of making a noisy disturbance

• confused movement

• disorder resulting from a failure to behave predictably

• a mental state characterized by a lack of clear and orderly thought and behavior

• a feeling of embarrassment that leaves you confused

• an act causing a disorderly combination of elements with identities lost and distinctions blended

• a mistake that results from taking one thing to be another

• a mental state characterized by a lack of clear and orderly thought and behavior

• untidiness (especially of clothing and appearance)

• bring disorder to

• anxious embarrassment

• a temperament that is perturbed and lacking in composure

• a feeling of mild anxiety about possible developments

• the trait of seeming ill at ease

• disturb in mind or make uneasy or cause to be worried or alarmed

• psychological suffering

• a state of adversity (danger or affliction or need)

• extreme physical pain

• the seizure and holding of property as security for payment of a debt or satisfaction of a claim

• bring into difficulties or distress, especially financial hardship

• cause mental pain to

• a rapid active commotion

• a light brief snowfall and gust of wind (or something resembling that)

• move in an agitated or confused manner

• cause to feel embarrassment

• unstable flow of a liquid or gas

• instability in the atmosphere

• a state of violent disturbance and disorder (as in politics or social conditions generally)

• a violent disturbance

• violent agitation

• disturbance usually in protest

• physical discomfort (as mild sickness or depression)

• the trait of seeming ill at ease

• a state of agitation or turbulent change or development

• a feeling of restless agitation

• a state of violent disturbance and disorder (as in politics or social conditions generally)

• a violent disturbance

• (geology) a rise of land to a higher elevation (as in the process of mountain building)

• disturbance usually in protest

• something or someone that causes anxiety; a source of unhappiness

• a strong feeling of anxiety

• be worried, concerned, anxious, troubled, or uneasy

• be concerned with

• disturb the peace of mind of; afflict with mental agitation or distress

• be on the mind of

• lacerate by biting

• touch or rub constantly