#slip.misadventure__trip  an accidental misstep threatening (or causing) a fall; "he blamed his slip on the ice"; "the jolt caused many slips and a few spills"
  supertype:  misadventure__mishap__mischance  an instance of misfortune
  subtype:  spill.slip__tumble__fall  a sudden drop from an upright position; "he had a nasty spill on the ice"

No statement uses or specializes slip.misadventure; click here to add one.