Modifiers matching noise:

• loud,
• sudden,
• electronic,
• unique,
• single,
• unwanted,
• unpredictable,
• odd,
• unusual,
• level,
• transient,
• accidental,
• simple,
• environmental,
• scary,
• real,
• ambient,
• constant,
• traumatic,
• unexpected,
• common,
• strange,
• extraneous,
• nearby,
• structured,
• exterior,
• coherent,
• outdoor,
• abnormal,
• excessive,
• motor,
• surrounding,
• acoustic,
• little,
• annoying,
• typical,
• indoor,
• new,
• fundamental,
• electric,
• sharp,
• random,
• colored,
• continuous,
• commercial,
• familiar,
• stationary,
• outside,
• external,
• mechanical,
• everyday,
• light,
• animal,
• over,
• regular,
• acute,
• internal,
• uncontrollable,
• secondary,
• quiet,
• interfering,
• natural,
• undesirable,
• technical,
• wideband,
• intermittent,
• impulsive,
• incoherent,
• out,
• audible,
• aerodynamic,
• white,
• biological,
• artificial,
• electrical,
• behavioural,
• domestic,
• percussive,
• analog,
• mental,

Simple categories matching sudden:

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