clum·sy 
(klŭmzē)
(klŭmzē)adj. clum·si·er, clum·si·est
1. Lacking physical coordination, skill, or grace; awkward.
2. Awkwardly constructed; unwieldy: clumsy wooden shoes; a clumsy sentence.
3. Gauche; inept: a clumsy excuse.
[From obsolete clumse, to be numb with cold, from Middle English clomsen, of Scandinavian origin.]
clumsi·ly adv.
clumsi·ness n.