#bump.impact__blow  an impact (as from a collision); "the bump threw him off the bicycle"
  supertype:  impact  the striking of one body against another
  subtype:  jolt__jar__jounce  a sudden impact; "the door closed with a jolt"
  subtype:  concussion  any violent blow
  subtype:  rap.bump__strike__tap  a gentle blow
  subtype:  bash__knock__bang__smash__belt  a vigorous blow; "the sudden knock floored him"; "he took a bash right in his face"; "he got a bang on the head"
  subtype:  buffeting__pounding  repeated heavy blows
  subtype:  slap__smack  a blow from a flat object (as an open hand)

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