The term ACCORDION PART is composed of seven crossword solutions: BELLOWS (7 letters), REED (4 letters), KEYS (4 letters), TEJANO (6 letters), PLEAT (5 letters), PLEATS (6 letters), and POLKAED (7 letters). The BELLOWS are the main body of an accordion, which is a free-REED musical instrument. The REED is a metal tongue that vibrates when air is forced through it, producing sound. The keys are the buttons on the accordion that control the notes. Tejano is a style of music that originated in Texas and is often played on the accordion. PLEAT and PLEATS refer to the folds of fabric used to make the BELLOWS. Polkaed is a type of dance music that is often played on the accordion, particularly in VIENNA.