dishwater

dishwater
    n 1: water in which dishes and cooking utensils are washed
    

Dishwater \Dish"wa`ter\, n.
   Water in which dishes have been washed. "Suds and dishwater."
   --Beau. & Fl.
   [1913 Webster]
    

63 Moby Thesaurus words for "dishwater":
      bilge, bilgewater, bones, cambric tea, carrion, chaff, cobweb,
      culm, deadwood, ditchwater, draff, dregs, dust, filings, garbage,
      gash, gossamer, gruel, hair, hogwash, house of cards, husks,
      leavings, lees, matchwood, milk and water, offal, offscourings,
      orts, parings, potsherds, rags, raspings, reed, refuse, riffraff,
      rope of sand, sand castle, scourings, scrap iron, scraps, scum,
      scurf, sewage, sewerage, shards, shavings, slack, slag, slop,
      slops, slough, stubble, sweepings, swill, tares, thread, wastage,
      waste, waste matter, wastepaper, water, weeds