to rise gradually; to rise slowly; to come up from below the stage (by being lifted up on the stage elevator)
to push (something) out; to jut out (can have a negative nuance); to protrude; to rise out the trap door (on stage)
to lift (performers or props) onto the stage (from below); to raise gradually (e.g. one's voice)
to rise gradually; to rise slowly; to come up from below the stage (by being lifted up on the stage elevator)