Tricky pitches are a type of pitch in baseball that can be difficult for batters to hit. Sliders, which have seven letters, are a type of pitch that is thrown with a spin that causes it to move sideways as it approaches the plate. Curveballs, which have ten letters, are a type of pitch that is thrown with a spin that causes it to drop as it approaches the plate. Sinkers, which have seven letters, are a type of pitch that is thrown with a spin that causes it to drop sharply as it approaches the plate.