#nonexistence  the state of not existing
  exclusion:  #beingness
  supertype:  #nonbeing  the state of not being
  subtype:  #irreality__unreality  the state of being insubstantial or imaginary; not existing objectively or in fact
     subtype:  #cloud.irreality  out of touch with reality; "his head was in the clouds"
     subtype:  #falseness__falsenes  the state of being false or untrue; "argument could not determine its truth or falsity"
        subtype:  #spuriousness  state of lacking genuineness
  subtype:  #nothingness__nothingnes__nullity  the state of nonexistence
     subtype:  #thin_air  nowhere to be found in a giant void; "it vanished into thin air"
  subtype:  #impossibility__impossibleness  incapability of existing or occurring
     subtype:  #inconceivability__inconceivableness__inconceivablenes  the state of being impossible to conceive
     subtype:  #unattainableness  the state of being unattainable

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