Modifiers matching noise:

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

Simple categories matching loud:

• noisemaker,
• signal,
• noise,
• instrument,
• music,
• alarm,
• equipment,
• aircraft,
• performer,
• sound,
• thing,
• language,
• location,
• call,
• machine,
• activity,
• place,
• toy,
• item,
• audio,
• part,
• section,
• rumbling,
• vehicle,
• machinery,
• event,
• bang,
• object,