#crack-up__crackup__breakdown  a mental or physical breakdown
  supertype:  #collapse  an abrupt failure of function or health
  subtype:  #nervous_breakdown__nervousbreakdown  a severe or incapacitating emotional disorder
     subtype:  #nervous_exhaustion__nervousexhaustion__nervous_prostration__nervousprostration  an emotional disorder that leaves you exhausted and unable to work
     subtype:  #neurasthenia  nervous breakdown (not in technical use)

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