#preoccupation.cognitive_state__preoccupancy__absorption__engrossment  the mental state of being preoccupied by something
  supertype:  cognitive_state__cognitivestate__state_of_mind  the state of a person's cognitive processes
  subtype:  abstractedness__abstraction  preoccupation with something to the exclusion of all else
     subtype:  reverie__revery  an abstracted state of absorption
        subtype:  dream.reverie  a state of mind characterized by abstraction and release from reality; "he went about his work as if in a dream"
        subtype:  brown_study  a state of deep absorption or thoughtfulness
  subtype:  absentmindedness  preoccupation so great that the ordinary demands on attention are ignored

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