The Collaborative International Dictionary of English v.0.48:

Stud \Stud\, v. t. [imp. & p. p. Studded; p. pr. & vb. n.
   Studding.]
   1. To adorn with shining studs, or knobs.
      [1913 Webster]

            Thy horses shall be trapped,
            Their harness studded all with gold and pearl.
                                                  --Shak.
      [1913 Webster]

   2. To set with detached ornaments or prominent objects; to
      set thickly, as with studs.
      [1913 Webster]

            The sloping sides and summits of our hills, and the
            extensive plains that stretch before our view, are
            studded with substantial, neat, and commodious
            dwellings of freemen.                 --Bp. Hobart.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

decorated \decorated\ adj.
   having decorations. [Narrower terms: beaded, beady,
   bejeweled, bejewelled, bespangled, gemmed, jeweled, jewelled,
   sequined, spangled, spangly; bedaubed; bespectacled,
   monocled, spectacled; braided; brocaded, embossed,
   raised; buttony; carbuncled; champleve, cloisonne,
   enameled; crested, plumed having a decorative plume);
   crested, top-knotted, topknotted, tufted; crested;
   embellished, ornamented, ornate; embroidered; encircled,
   ringed, wreathed; fancied up, gussied, gussied up, tricked
   out; feathery, feathered, plumy; frilled, frilly,
   ruffled; fringed; gilt-edged; inflamed; inlaid;
   inwrought; laced; mosaic, tessellated; paneled,
   wainscoted; studded; tapestried; tasseled, tasselled;
   tufted; clinquant, tinseled, tinselly; tricked-out]
   Also See: clothed, fancy. Antonym: unadorned.

   Syn: adorned.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

studded
    adj 1: dotted or adorned with or as with studs or nailheads;
           usually used in combination; "star-studded heavens";
           "diamond-studded belt"

Moby Thesaurus II by Grady Ward, 1.0:

159 Moby Thesaurus words for "studded":
   ablaze, adorned, aglow, alight, alive with, barbellate,
   bathed with light, beaded, bedecked, bedizened, befrilled,
   bejeweled, beribboned, bespangled, blotched, blotchy, brightened,
   bristled, bristling, bristly, burled, bursting, candlelit,
   crawling, crowded, crowding, decked out, decorated, dotted, dotty,
   dusted, embellished, enlightened, feathered, festooned, figured,
   firelit, flea-bitten, flecked, fleckered, flowered, frecked,
   freckled, freckly, garnished, gaslit, glochidiate, gnarled, gnarly,
   hairy, hirsute, hispid, illuminated, in a blaze, in profusion,
   irradiate, irradiated, jam-packed, jammed, jeweled, knobbed,
   knobbly, knobby, knoblike, knotted, knotty, knurled, knurly,
   lamplit, lanternlit, lavish, lighted, lightened, lit, lit up,
   luminous, lumpy, macular, maculate, maculated, moonlit, nappy,
   nodal, noded, nodiform, nodose, nodular, nodulated, noduled,
   nubbled, nubbly, nubby, ornamented, overflowing, packed, patchy,
   peppered, pily, pitted, plumed, pocked, pockmarked, pocky,
   pointille, pointillistic, polka-dot, populous, powdered, prodigal,
   profuse, proliferating, prolific, punctated, rife, setaceous,
   setose, setous, shaggy, spangled, spangly, spattered, specked,
   speckled, speckledy, speckly, splattered, splotched, splotchy,
   spotted, spotty, sprinkled, star-spangled, star-studded, starlit,
   stippled, strigal, strigate, strigose, stubbled, stubbly, sunlit,
   superabundant, swarming, teeming, thick, thick as hail, thick with,
   thick-coming, thronged, thronging, tinseled, torose, tricked out,
   trimmed, tubercular, tuberculous, tuberose, tuberous, wreathed