The Collaborative International Dictionary of English v.0.48:

Freckle \Frec"kle\, v. t. [imp. & p. p. Freckled
   (fr[e^]k"k'ld); p. pr. & vb. n. Freckling
   (fr[e^]k"kl[i^]ng).]
   To sprinkle or mark with freckles or small discolored spots;
   to spot.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Freckled \Frec"kled\ (fr[e^]k"k'ld), a.
   Marked with freckles; spotted. "The freckled trout."
   --Dryden.
   [1913 Webster]

         The freckled cowslip, burnet, and green clover. --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

freckled
    adj 1: relating to or covered with or resembling freckles [syn:
           freckled, lentiginous, lentiginose]

Moby Thesaurus II by Grady Ward, 1.0:

39 Moby Thesaurus words for "freckled":
   bespangled, bespeckled, blotched, blotchy, dotted, dotty,
   flea-bitten, flecked, fleckered, frecked, freckle-faced, freckly,
   macular, maculate, maculated, patchy, peppered, pocked, pockmarked,
   pocky, pointille, pointillistic, polka-dot, punctated, spangled,
   spattered, specked, speckled, speckledy, speckly, splashed,
   splattered, splotched, splotchy, spotted, spotty, sprinkled,
   stippled, studded