The Collaborative International Dictionary of English v.0.48:

Pepper \Pep"per\, v. t. [imp. & p. p. Peppered; p. pr. & vb.
   n. Peppering.]
   1. To sprinkle or season with pepper.
      [1913 Webster]

   2. Figuratively: To shower shot or other missiles, or blows,
      upon; to pelt; to fill with shot, or cover with bruises or
      wounds; as, to pepper him with buckshot. "I have peppered
      two of them." "I am peppered, I warrant, for this world."
      --Shak.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

51 Moby Thesaurus words for "peppered":
   apertured, bespangled, blotched, blotchy, crible, dotted, dotty,
   dusted, fenestrated, flea-bitten, flecked, fleckered, frecked,
   freckled, freckly, holey, honeycombed, like Swiss cheese, macular,
   maculate, maculated, patchy, perforate, perforated, pierced,
   pocked, pockmarked, pocky, pointille, pointillistic, polka-dot,
   powdered, punctated, riddled, shot through, slotted, spangled,
   spattered, specked, speckled, speckledy, speckly, splattered,
   splotched, splotchy, spotted, spotty, sprinkled, stippled, studded,
   windowed