#vulnerability  susceptibility to injury or attack
  exclusion:  invulnerability
  supertype:  weakness  the property of lacking physical or mental strength; liability to failure under pressure or stress or strain; "his weakness increased as he became older"; "the weakness of the span was overlooked until it collapsed"
  subtype:  defenselessness__defenselessnes__defencelessnes__unprotectednes  the property of being helpless in the face of attack
  subtype:  assailability  vulnerability to forceful attack
  subtype:  destructibility  vulnerability to destruction
  subtype:  breakability__fragility  quality of being easily damaged or destroyed
  subtype:  exposure.vulnerability  vulnerability to the elements; to the action of heat or cold or wind or rain; "exposure to the weather" or "they died from exposure"
     subtype:  wind_exposure__windage  exposure to the wind (as the exposed part of a vessel's hull which is responsible for wind resistance)
     subtype:  solarization__solarisation  exposure to the rays of the sun

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