#incompatibility  the quality of being unable to exist or work in congenial combination
  exclusion:  compatibility
  supertype:  characteristic  a distinguishing quality
  subtype:  conflict.incompatibility  an incompatibility of dates or events; "he noticed a conflict in the dates of the two meetings"
  subtype:  incongruity__incongruousness__incongruousnes  the quality of disagreeing; being unsuitable and inappropriate
     subtype:  irony  incongruity between what might be expected and what actually occurs: "the irony of Ireland's copying the nation she most hated"
        subtype:  Socratic_irony  admission of your own ignorance and willingness to learn while exposing someone's inconsistencies by close questioning

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