coupon

n.票；卡；券

countrified, country, country club, country dance, country house, country seat, country-and-western, country-house, countryman, countryside, county, county council, county court, county town, coup, coup de grace, coupe, couple, couplet, coupling, courage, courageous, courageously, courgette, courier, course, coursing, court, court martial, court of law, court order, court-card, court-house, court-martial, courteous, courteously, courtesan, courtesy, courtesy title, courtier,