wiseness

from WordNet (r) 3.0 (2006)

wiseness
    n 1: the quality of being prudent and sensible [syn: {wisdom},
         {wiseness}, {soundness}] [ant: {unsoundness}]
    2: the trait of utilizing knowledge and experience with common
       sense and insight [syn: {wisdom}, {wiseness}] [ant: {folly},
       {foolishness}, {unwiseness}]

from The Collaborative International Dictionary of English v.0.48

Wiseness \Wise"ness\, n.
   Wisdom. [Obs.] --Spenser.
   [1913 Webster]