The Collaborative International Dictionary of English v.0.48:

Spangle \Span"gle\, v. t. [imp. & p. p. Spangled; p. pr. & vb.
   n. Spangling.]
   To set or sprinkle with, or as with, spangles; to adorn with
   small, distinct, brilliant bodies; as, a spangled
   breastplate. --Donne.
   [1913 Webster]

         What stars do spangle heaven with such beauty? --Shak.
   [1913 Webster]

   Spangled coquette (Zool.), a tropical humming bird
      (Lophornis reginae). See Coquette, 2.
      [1913 Webster]

WordNet (r) 3.0 (2006):

spangled
    adj 1: covered with beads or jewels or sequins [syn: beady,
           gemmed, jeweled, jewelled, sequined, spangled,
           spangly]

Moby Thesaurus II by Grady Ward, 1.0:

82 Moby Thesaurus words for "spangled":
   ablaze, adorned, aglow, alight, bathed with light, beaded,
   bedecked, bedizened, befrilled, bejeweled, beribboned, bespangled,
   blotched, blotchy, brightened, candlelit, decked out, decorated,
   dotted, dotty, embellished, enlightened, feathered, festooned,
   figured, firelit, flea-bitten, flecked, fleckered, flowered,
   frecked, freckled, freckly, garnished, gaslit, illuminated,
   in a blaze, irradiate, irradiated, jeweled, lamplit, lanternlit,
   lighted, lightened, lit, lit up, luminous, macular, maculate,
   maculated, moonlit, ornamented, patchy, peppered, plumed, pocked,
   pockmarked, pocky, pointille, pointillistic, polka-dot, punctated,
   spangly, specked, speckled, speckledy, speckly, splotched,
   splotchy, spotted, spotty, sprinkled, star-spangled, star-studded,
   starlit, stippled, studded, sunlit, tinseled, tricked out, trimmed,
   wreathed