to set something to a previous state or setting

to go back along the same route one already covered

to set something to a previous state or setting, especially regarding time or a particular condition

to force someone or something to go back toward where they came from, often with authority

to prevent the advance of a danger or an enemy

to flip an item to reveal its opposite side or transform its appearance

to change one's mind or undo something that has been done, said, or promised