Modifiers matching disturbance:

• natural,
• additional,
• emotional,
• worldwide,
• primary,
• unpredictable,
• external,
• tropical,
• behavioral,
• repressed,
• mental,
• weather,
• profound,
• agricultural,
• atmospheric,
• ecological,
• infrequent,
• neurological,
• world,
• seismic,
• acoustic,
• major,
• physical,
• annoying,
• painful,
• undersea,
• discrete,
• electric,
• psychiatric,
• cognitive,
• mechanical,
• biological,
• subtle,
• strong,
• planetary,
• digestive,
• localized,
• linear,
• visual,
• heavy,
• sensitive,
• cerebral,
• temporary,
• unforeseen,
• predictable,
• affective,
• powerful,
• psychotic,
• abrupt,
• biogenic,
• fluid,
• violent,
• monetary,
• unusual,
• underlying,
• psychological,
• historical,
• unwanted,
• social,
• routine,
• menstrual,
• serious,
• normal,
• unplanned,
• autonomic,
• electrical,
• lasting,
• psychosomatic,
• animal,
• reversible,
• cardiovascular,
• meteorological,
• extreme,
• neuropsychological,
• outer,
• rare,
• induced,
• neuropsychiatric,
• diverse,
• unexpected,
• constitutional,
• random,
• abundant,
• metabolic,
• hydraulic,
• episodic,
• behavioural,
• large,
• small,
• ocular,
• catastrophic,
• environmental,
• hard,
• relevant,
• chronic,
• organic,
• audible,
• current,
• static,
• climatic,
• simple,
• transient,
• abstract,
• retinal,
• seasonal,
• stochastic,
• anthropogenic,
• industrial,
• distressing,
• unnatural,
• internal,
• biochemical,
• artificial,
• general,
• petty,
• common,
• systemic,
• ordinary,
• surgical,
• public,
• single,
• sudden,
• dramatic,
• severe,
• climactic,
• nervous,
• logical,
• macroeconomic,
• preexisting,
• marine,
• perceptual,
• complex,
• sensory,
• terrestrial,
• nocturnal,
• future,
• regular,
• intense,
• significant,
• neural,
• nutritional,
• civil,
• psychic,
• neurotic,
• larger,
• permanent,
• local,
• sufficient,
• dangerous,
• neurologic,
• minor,
• outside,
• acute,
• under,
• hemodynamic,
• related,
• political,
• lesser,
• destructive,
• exogenous,
• widespread,
• functional,
• unforeseeable,
• dynamic,
• physiological,
• massive,
• nonliving,
• out,
• periodic,
• regional,
• concurrent,
• recent,
• impulsive,
• spatial,
• big,
• concomitant,
• discontinuous,
• motor,
• changing,
• magnetic,
• underwater,
• solar,
• global,
• geometric,
• possible,
• nearby,
• past,
• cyclonic,

Simple categories matching sudden:

• turbulence,
• change,
• force,
• misfortune,
• event,
• noise,
• cause,
• illness,
• emotion,
• death,
• bang,
• reversal,
• emergency,
• shock,
• pressure,
• episode,
• disaster,
• movement,
• incident,
• accident,
• disorder,
• development,
• catastrophe,
• feeling,
• tragedy,
• injury,
• occurrence,
• disturbance,
• discharge,
• symptom,
• trauma,
• move,
• setback,
• pain,
• experience,
• threat,
• weather,
• action,
• calamity,
• mishap,
• light,
• process,
• impact,
• attack,
• motion,
• condition,
• situation,
• failure,
• transformation,
• phenomenon,
• sound,
• problem,
• infection,
• motivation,
• collapse,
• epidemic,
• shift,