[syn: gawky, clumsy, clunky, ungainly, unwieldy]
The Collaborative International Dictionary of English v.0.48:
Unwieldy \Un*wield"y\, a.
   Not easily wielded or carried; unmanageable; bulky;
   ponderous. "A fat, unwieldy body of fifty-eight years old."
   --Clarendon.
   [1913 Webster] -- Un*wield"i*ly, adv. -- Un*wield"i*ness,
   n.
   [1913 Webster]
WordNet (r) 3.0 (2006):
unwieldy
    adj 1: difficult to use or handle or manage because of size or
           weight or shape; "we set about towing the unwieldy
           structure into the shelter"; "almost dropped the unwieldy
           parcel" [syn: unwieldy, unmanageable] [ant: wieldy]
    2: difficult to work or manipulate; "unwieldy rules and
       regulations"
    3: lacking grace in movement or posture; "a gawky lad with long
       ungainly legs"; "clumsy fingers"; "what an ungainly creature
       a giraffe is"; "heaved his unwieldy figure out of his chair"
       [syn: gawky, clumsy, clunky, ungainly, unwieldy]
Moby Thesaurus II by Grady Ward, 1.0:
78 Moby Thesaurus words for "unwieldy":
   Latinate, all thumbs, awkward, blunderheaded, blundering,
   bombastic, boorish, bulky, bumbling, bungling, burdensome,
   butterfingered, careless, clownish, clumsy, clumsy-fisted,
   contrary, cramped, crosswise, cumbersome, cumbrous, discommodious,
   elephantine, encumbering, fingers all thumbs, forced, formal,
   fumbling, gauche, gawkish, gawky, graceless, guinde, halting,
   ham-fisted, ham-handed, heavy, heavy-handed, hulking, hulky,
   impractical, incommodious, inconvenient, incumbent, inelegant,
   inkhorn, labored, leaden, left-hand, left-handed, loutish,
   lubberly, lumbering, lumpish, lumpy, maladroit, massive, massy,
   oafish, onerous, oppressive, oversized, perverse, pompous,
   ponderous, sesquipedalian, sloppy, stiff, stilted, superincumbent,
   troublesome, turgid, uncontrollable, uncouth, ungainly, ungraceful,
   unhandy, unmanageable