Gamesmanship is the art of winning games by using methods that are not strictly illegal but are considered unethical or unfair. It can also refer to the ability to manipulate the rules or exploit weaknesses in the opponent's strategies. There are a variety of synonyms for gamesmanship that all refer to this type of shrewd gaming behavior. These include cunning, trickery, cheating, chicanery, deceit, deception, subterfuge, and scheming. Each of these synonyms describes a slightly different aspect of gamesmanship, but they all share the same essential meaning of using underhanded tactics to gain an advantage in a game or competitive situation.