The Collaborative International Dictionary of English v.0.48:

Uncombed \Uncombed\
   See combed.

WordNet (r) 3.0 (2006):

uncombed
    adj 1: (of hair) not combed; "he was unwashed and uncombed with
           his clothes half buttoned"; "wild unkempt hair" [ant:
           combed]

Moby Thesaurus II by Grady Ward, 1.0:

46 Moby Thesaurus words for "uncombed":
   Gothic, Neanderthal, animal, barbarian, barbaric, barbarous,
   bestial, brutal, brutish, disheveled, ill-bred, impolite, matted,
   messed up, messy, mussed up, noncivilized, outlandish, primitive,
   rough-and-ready, ruffled, rumpled, savage, shaggy, slipshod,
   sloppy, snaggy, snarled, tousled, tously, troglodytic, tumbled,
   uncivil, uncivilized, uncouth, uncultivated, uncultured,
   unfastidious, unkempt, unlicked, unneat, unpolished, unrefined,
   untamed, untidy, wild