Cardsharps, also known as card cheats or hustlers, are individuals who use deception and cheating techniques to win at card games. Antonyms for the term can include honest players, fair gamers, and ethical competitors. These individuals play with integrity, avoiding any cheating or manipulation of the game. They rely solely on their skills and strategy to win, without resorting to any underhanded methods. Another antonym could be novice players, as they are new to the game and have yet to develop any advanced techniques or strategies. Overall, antonyms for cardsharps refer to individuals who play card games fairly and ethically, without any intention to deceive or cheat.