Source : Webster's Revised Unabridged Dictionary (1913)

Nimiety \Ni*mi"e*ty\, n. [L. nimietas, fr. nimius, a., nimis,
   adv., too much.]
   State of being in excess. [R.]

         There is a nimiety, a too-muchess, in all Germans.
                                                  --Coleridge.

Source : WordNet®

nimiety
     n : a quantity much larger than is needed [syn: {excess}, {surplus},
          {surplusage}]