Tender/Lyrical: This category may describe pieces sounding delicate or reminiscent of sung melody.
Light/Effervescent: This category may describe pieces that are lively and energetic.
Joyful: This category may describe pieces expressing joy.
Sad/Relaxed: This category may describe pieces that sound sad, or soft and soothing in nature.
Passionate: This category may describe pieces conveying strong emotional urging.