The Collaborative International Dictionary of English v.0.48:

Sand \Sand\, v. t. [imp. & p. p. Sanded; p. pr. & vb. n.
   Sanding.]
   1. To sprinkle or cover with sand.
      [1913 Webster]

   2. To drive upon the sand. [Obs.] --Burton.
      [1913 Webster]

   3. To bury (oysters) beneath drifting sand or mud.
      [1913 Webster]

   4. To mix with sand for purposes of fraud; as, to sand sugar.
      [Colloq.]
      [1913 Webster]
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

34 Moby Thesaurus words for "sanding":
   ablation, abrasion, abrasive, attrition, buffing, burnishing,
   chafe, chafing, detrition, dressing, erasure, erosion, filing,
   fretting, galling, grazing, grinding, limation, polishing, rasping,
   rubbing away, sandblasting, scouring, scrape, scraping, scratch,
   scratching, scrub, scrubbing, scuff, shining, smoothing, wear,
   wearing away