Foul

The experienced falconer trained her foul to hunt with precision.

The falconer used a leather glove to handle the foul during hunting expeditions.

The chess player committed a foul by moving his knight diagonally.

The foul language used by the teenagers was disrespectful and offensive.

The foul water in the pond was not suitable for swimming.

The fisherman cast his foul into the water and waited patiently for a bite.