oafish

from WordNet (r) 3.0 (2006)

oafish
    adj 1: ill-mannered and coarse and contemptible in behavior or
           appearance; "was boorish and insensitive"; "the loutish
           manners of a bully"; "her stupid oafish husband";
           "aristocratic contempt for the swinish multitude" [syn:
           {boorish}, {loutish}, {neanderthal}, {neandertal},
           {oafish}, {swinish}]

from The Collaborative International Dictionary of English v.0.48

Oafish \Oaf"ish\, a.
   Like an oaf; simple or clumsy. -- {Oaf"ish*ness}, n.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

66 Moby Thesaurus words for "oafish":
      Boeotian, all thumbs, asinine, awkward, beef-brained, beef-witted,
      blockish, blunderheaded, blundering, boorish, bovine, bumbling,
      bungling, butterfingered, careless, chumpish, cloddish, clownish,
      clumsy, clumsy-fisted, cowish, crass, cumbersome, dense, doltish,
      dullard, dumb, duncical, duncish, fat, fingers all thumbs,
      fumbling, gauche, gawkish, gawky, graceless, gross, ham-fisted,
      ham-handed, heavy-handed, hulking, hulky, ineducable, inelegant,
      klutzy, left-hand, left-handed, loutish, lubberly, lumbering,
      lumpish, maladroit, opaque, ponderous, sloppy, sottish, stiff,
      stupid, thick, uncouth, ungainly, ungraceful, unhandy, unteachable,
      unwieldy, wrongheaded