Modifiers matching song:

• contrasting,
• simple,
• major,
• secular,
• repetitive,
• humorous,
• innovative,
• up,
• written,
• familiar,
• ceremonial,
• special,
• random,
• nocturnal,
• single,
• original,
• traditional,
• short,
• complex,
• popular,
• common,
• long,
• active,
• historical,
• high,
• national,
• soft,
• wonderful,
• favourite,
• formal,
• light,
• serious,
• instrumental,

Simple categories matching instrumental:

• track,
• ensemble,
• group,
• effect,
• characteristic,
• composition,
• masterpiece,
• music,
• analysis,
• genre,
• works,
• hardware,
• force,
• artifact,
• selection,
• activity,
• action,
• grouping,
• piece,
• form,
• combination,
• test,
• accompaniment,
• product,
• quality,
• timbre,
• sound,
• song,
• trait,
• part,
• assembly,
• passage,
• entity,
• investigation,
• section,
• voice,
• play,
• style,