cardsharps

/K AA1 R D SH AA1 R P S/
noun
  1. 1

    A professional cheater at card games.

    โ€œOne of Timโ€™s great-grandparents had been a cardsharp in the wild west, and had been shot dead during a game.โ€

Source: https://en.wiktionary.org/wiki/cardsharp, https://en.wiktionary.org/wiki/cardsharps