The Collaborative International Dictionary of English v.0.48:

Bed \Bed\, v. t. [imp. & p. p. Bedded; p. pr. & vb. n.
   Bedding.]
   1. To place in a bed. [Obs.] --Bacon.
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   2. To make partaker of one's bed; to cohabit with.
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            I'll to the Tuscan wars, and never bed her. --Shak.
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   3. To furnish with a bed or bedding.
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   4. To plant or arrange in beds; to set, or cover, as in a bed
      of soft earth; as, to bed the roots of a plant in mold.
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   5. To lay or put in any hollow place, or place of rest and
      security, surrounded or inclosed; to embed; to furnish
      with or place upon a bed or foundation; as, to bed a
      stone; it was bedded on a rock.
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            Among all chains or clusters of mountains where
            large bodies of still water are bedded.
                                                  --Wordsworth.
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   6. (Masonry) To dress or prepare the surface of stone) so as
      to serve as a bed.
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   7. To lay flat; to lay in order; to place in a horizontal or
      recumbent position. "Bedded hair." --Shak.
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The Collaborative International Dictionary of English v.0.48:

Bedding \Bed"ding\, n. [AS. bedding, beding. See Bed.]
   1. A bed and its furniture; the materials of a bed, whether
      for man or beast; bedclothes; litter.
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   2. (Geol.) The state or position of beds and layers.
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WordNet (r) 3.0 (2006):

bedding
    n 1: coverings that are used on a bed [syn: bedclothes, bed
         clothing, bedding]
    2: material used to provide a bed for animals [syn: bedding
       material, bedding, litter]

Moby Thesaurus II by Grady Ward, 1.0:

110 Moby Thesaurus words for "bedding":
   afghan, air mattress, band, base, basement, basis, bearing wall,
   bed, bed linen, bedclothes, bedcover, bedrock, bedsheet, bedspread,
   belt, blanket, bolster, buffalo robe, case, clothes, comfort,
   comforter, contour sheet, couche, counterpane, course, cover,
   coverlet, coverlid, cushion, deck, eiderdown, fitted sheet, floor,
   flooring, fond, footing, foundation, fundament, fundamental,
   gallery, ground, grounds, groundwork, hardpan,
   innerspring mattress, lap robe, layer, ledge, level, linen, litter,
   mat, mattress, measures, overlayer, overstory, pad, pallet,
   patchwork quilt, pavement, pillow, pillow slip, pillowcase,
   principle, quilt, radical, riprap, robe, rock bottom, rudiment,
   rug, seam, seat, sheet, sheeting, shelf, sill, sleeping bag, slip,
   solid ground, solid rock, spread, springs, stage, step, stereobate,
   story, stratum, stylobate, substratum, substruction, substructure,
   superstratum, terra firma, thickness, tier, topsoil, underbed,
   underbedding, underbuilding, undercarriage, undergirding,
   underlayer, underpinning, understory, understratum, understruction,
   understructure, zone