clumsiness

from WordNet (r) 3.0 (2006)

clumsiness
    n 1: unskillfulness resulting from a lack of training [syn:
         {awkwardness}, {clumsiness}, {ineptness}, {ineptitude},
         {maladroitness}, {slowness}]
    2: the carriage of someone whose movements and posture are
       ungainly or inelegant [syn: {awkwardness}, {clumsiness}]
       [ant: {gracefulness}]
    3: the inelegance of someone stiff and unrelaxed (as by
       embarrassment) [syn: {awkwardness}, {clumsiness},
       {gracelessness}, {stiffness}]

from The Collaborative International Dictionary of English v.0.48

Clumsiness \Clum"si*ness\, n.
   The quality of being clumsy.
   [1913 Webster]

         The drudging part of life is chiefly owing to
         clumsiness and ignorance.                --Collier.
   [1913 Webster]