unafraid

from WordNet (r) 3.0 (2006)

unafraid
    adj 1: oblivious of dangers or perils or calmly resolute in
           facing them [syn: {unafraid(p)}, {fearless}] [ant:
           {afraid(p)}]
    2: free from fear or doubt; easy in mind; "he was secure that
       nothing will be held against him" [syn: {secure}, {unafraid},
       {untroubled}] [ant: {insecure}]

from The Collaborative International Dictionary of English v.0.48

Unafraid \Unafraid\
   See {afraid}.

from Moby Thesaurus II by Grady Ward, 1.0

52 Moby Thesaurus words for "unafraid":
      arrogant, assured, audacious, aweless, bold, cocksure, composed,
      confident, convinced, cool, courageous, dauntless, decided,
      determined, dreadless, fearless, hubristic, imperturbable,
      intrepid, overconfident, oversure, overweening, persuaded, poised,
      pompous, positive, proud, reassured, secure, self-assured,
      self-confident, self-important, self-reliant, sure, unapprehensive,
      unbashful, undaunted, undiffident, undoubting, unfaltering,
      unfearful, unfearing, unfrightened, unhesitating, unscared, unshy,
      unterrified, untimid, untimorous, unwavering, valiant, valorous