#unimportance  the quality of not being important or worthy of note
  exclusion:  #importance
  supertype:  #value  the quality (positive or negative) that renders something desirable or valuable; "the Shakespearean Shylock is of dubious value in the modern world"
  subtype:  #inessentiality  not of basic importance
     subtype:  #dispensability__dispensableness__dispensablenes  the quality possessed by something that you can get along without
  subtype:  #triviality__pettiness__pettines__slightnes  the quality of being unimportant and petty or frivolous
  subtype:  #insignificance  the quality of having little or no significance
     subtype:  #meaninglessness__meaninglessnes  the quality of having great value or significance; "he resented the meaninglessness of the tasks they assigned him"
        subtype:  #inanity__senselessness__senselessnes__mindlessnes__vacuity__pointlessness__pointlessnes  total lack of meaning or ideas
        subtype:  #purposelessness__purposelessnes__aimlessnes  the quality of lacking any definite purpose
     subtype:  #inconsequence  having no important effects or influence

No statement uses or specializes #unimportance; click here to add one.