1. music for a group of four instruments or voices   movement   quartet   tempo   quintet   Hint Half-n-half Clue   2. musical composition numbered as a composer's work   opus   octet   timbre   dynamics   Half-n-half Clue   3. separate section of a long composition   dynamics   movement   falsetto   concerto   Half-n-half Clue   4. orchestral composition forming an introduction to a performance   overture   quintet   opus   octet   Half-n-half Clue   5. person who directs a choir's or orchestra's performance   polyphony   fanfare   conductor   alto   Half-n-half Clue   6. degree of highness or lowness of a sound   pitch   stave   octave   carol   Half-n-half Clue   7. combination of notes sounded simultaneously   chord   alto   scale   quartet   Half-n-half Clue