chewing-gum (also gum)

n [U] sticky substance flavoured and sweetened for prolonged chewing 口香糖.

chequer (US checker), chequered (US checkered), cherish, cheroot, cherry, cherub, cherubic, chervil, chess, chess-man, chessboard, chest, chest of drawers (US also bureau), chesterfield, chestiness, chestnut, chesty, chevron, chew, chew over, Chianti, chiaroscuro, chic, Chicago, chicanery, chick, chick-pea, chicken, chicken wire, chicken-feed, chicken-hearted, chicken-pox, chicken-run, chickweed, chicle, chicory, chide, chief, Chief Constable, Chief of Staff,