Modifiers matching combination:

• conceptual,
• logical,
• color,
• boolean,
• instrumental,
• acoustic,
• corporate,
• simple,
• vocal,
• smaller,
• small,
• unusual,
• meaningful,
• creative,

Simple categories matching acoustic:

• instrument,
• measure,
• converter,
• phenomenon,
• instrumentation,
• transducer,
• data,
• function,
• attribute,
• resonator,
• context,
• practice,
• property,
• sound,
• signal,
• music,
• medium,
• bag,
• item,
• quality,
• group,
• information,
• sensor,
• enclosure,
• energy,
• wonder,
• event,
• reflector,
• dimension,
• detector,
• filter,
• indicator,
• track,
• analysis,
• system,
• result,
• radiator,
• horn,
• environment,
• constant,
• equipment,
• noise,
• interference,
• means,
• source,
• genre,
• style,
• space,
• component,
• characteristic,
• keyboard,
• domain,
• alarm,
• output,
• condition,
• material,
• artifact,
• activity,
• quantity,
• sensation,
• combination,
• form,
• disturbance,
• occurrence,
• structure,
• unit,
• foam,