
1) Brazilian musical pieces
Found on
https://www.crosswordclues.com/clue/choros

The Choros (or Tsoros) was the ruling clan of the Dzungars and Dorbet Oirats and once ruled the whole Four Oirats. They founded the Dzungar Khanate in the 17th century. According to a myth, their chiefs reckoned their descent from a boy nourished by a sacred tree, a legend shared with the Uyghur royal family. == History == In the late 14th century...
Found on
http://en.wikipedia.org/wiki/Choros

(from the article `carole`) ...participated, linking arms and following the step of the leader. The origins of the carole are in ancient ring dances of May and midsummer ...
Found on
http://www.britannica.com/eb/a-z/c/77
No exact match found.