sunka
n.— «Chonka is a board game with origins in Africa. It is extremely popular in Asia as well as on Guam and is sometimes called tsungka, sunka, or chuncajon. The game board is a wooden slate with bowl-like holes in the middle of the board and a bowl at both ends.» —“The Chonka challenge” by Charles Bryans Pacific Daily News (Guam) July 30, 2005. (source: Double-Tongued Dictionary)