To tilt back and forth on an edge.
To be close to becoming a typically negative situation.
To be indecisive.
A teeter-totter or seesaw.
To twist round.
To pitch.
To rotate rapidly.
To perform a twirl.
A little twist of some substance; a swirl.
A movement where a person spins round elegantly; a pirouette.
Any rotating movement; a spin.
A prison guard.