ruff

v [I, Tn] trump (a card or a player) in a card-game （纸牌戏中）打出王牌胜（另一牌或他家）.

RUC, ruche, ruched, ruck, rucksack, ruckus, ructions, rudder, ruddily, ruddiness, ruddy, rude, rudely, rudeness, rudiment, rudimentary, rue, rueful, ruefully, ruefulness, ruffian, ruffle, rug, Rugby, Rugby League, Rugby Union, rugged, ruggedly, ruggedness, rugger, ruin, ruination, ruined, ruinous, rule, ruler, ruling, rum, rumba, rumble,