The player holding the disc has just ten seconds to pass it to a team-mate - the defender marking the player with the disc counts to ten out loud, and if the disc has not been released on "ten" the defender takes possession. Forcing the thrower to make a less-than-ideal pass as the "stall count" nears ten is the idea behind most defensive strategies.
Failure to shoot or advance the ball within 35 seconds of gaining possession, resulting in loss of possession.
The failure of a team to shoot or advance the ball within 35 seconds. Stalling is an ordinary foul. No warning is given by the referee.