commonness
  普通,平凡,共性
  Com·mon·ness, n.
  1. State or quality of being common or usual; as, the commonness of sunlight.
  2. Triteness; meanness.
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  commonness
       n 1: the state of being that is commonly observed [syn: expectedness]
       2: the quality of lacking taste and refinement [syn: coarseness,
           grossness, vulgarity, vulgarism, raunch]
       3: ordinariness as a consequence of being frequent and
          commonplace [syn: commonplaceness, everydayness] [ant:
           uncommonness]
       4: sharing of common attributes [syn: commonality] [ant: individuality]