Technical compositions

• Debussy's "Douze ___"
• Liszt's "Transcendental __"
• Chopin's "Butterfly" et al.
• Things a benched player may work on during practice
• Pianists' dexterity improvers
• Piano school lessons
• Chopin studies
• Musical studies

Wikipedia Word definitions in Wikipedia
Claude Debussy 's Études ( L 136 ) are a set of 12 piano études composed in 1915. The pieces are extremely difficult to play, and Debussy described them as "a warning to pianists not to take up the musical profession unless they have remarkable hands". ...