#turnabout__reversion__reverse__reversal__turnaround  turning in the opposite direction
  supertype:  #change_of_direction  the act of changing the direction in which something is oriented
  subtype:  #about-face__aboutface__aboutturn  act of pivoting 180 degrees, especially in a military formation
  subtype:  #u-turn__uturn  complete reversal of direction of travel

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