#uncommonness  extraordinariness as a consequence of being rare and uncommon
  exclusion:  #commonplaceness
  supertype:  #extraordinariness__extraordinarines  the quality of being extraordinary and not commonly encountered
  subtype:  #unusualness__unusualnes  uncommonness by virtue of being unusual
     subtype:  #unfamiliarity__strangeness__strangenes  unusualness as a consequence of not being well known
        subtype:  #queerness__queernes__quirk__quirkiness__crotchet  a strange attitude or habit
        subtype:  #eeriness__ghostliness__ghostlines  strangeness by virtue of being mysterious and inspiring fear
        subtype:  #freakishness__abnormality  marked strangeness as a consequence of being abnormal
        subtype:  #singularity  strangeness by virtue of being remarkable or unusual
        subtype:  #outlandishness__bizarreness__bizarrenes__weirdnes  strikingly out of the ordinary
        subtype:  #quaintness  strangeness as a consequence of being old fashioned; "some words in her dialect had a charming quaintness"
        subtype:  #eccentricity  strange and unconventional behavior
           subtype:  #oddity__oddness  eccentricity that is not easily explained

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