chaconne
Pronunciation: /ʃəˈkɒn/
noun
Music- a composition in a series of varying sections in slow triple time. Compare with passacaglia.
- a stately dance performed to a chaconne, popular in the 18th century.
- a ballroom dance performed in Europe in the late 19th and early 20th centuries.

Origin:
late 17th century: from French, from Spanish chacona