[1] : WordNet (r) 2.0

dress up
     v 1: put on special clothes to appear particularly appealing and
          attractive; "she never dresses up, even when she goes to
          the opera"; "the young girls were all fancied up for the
          party" syn: fig out, fig up, deck up, gussy up,
           fancy up, trick up, deck out, trick out, prink,
           attire, get up, rig out, tog up, tog out, overdress
          ant: dress down
     2: make something appear superficially attractive; "the
        researcher tried to dress up the uninteresting data";
        "don't try to dress up the unpleasant truth" syn: window-dress
     3: put a caparison on; "caparison the horses for the festive
        occasion" syn: caparison, bard
     4: dress in a costume; "we dressed up for halloween as
        pumpkins" syn: costume
     5: dress in a certain manner; "she dresses in the latest paris
        fashion"; "he dressed up in a suit and tie" syn: dress
see also:
fig out fig up deck up gussy up fancy up trick up 
deck out trick out prink attire get up 
rig out tog up tog out overdress dress down 
window-dress caparison bard costume dress 

[2] : Moby Thesaurus II by Grady Ward, 1.0

90 moby thesaurus words for "dress up":
   adorn, apparel, array, attire, beautify, bedeck, bedizen, belie,
   blazon, camouflage, clad, clothe, color, dandify, deck, deck out,
   decorate, disguise, distort, dizen, doll up, dress, embellish,
   emblazon, embroider, enclothe, enrich, falsify, fancy up, fig out,
   fix up, fudge, furbish, garb, garble, garment, garnish, get up,
   gild, gloss, gloss over, grace, gussy up, mask, miscite, miscolor,
   misquote, misreport, misrepresent, misstate, ornament, overdress,
   overstate, paint, pervert, prank, prank up, preen, prettify,
   pretty up, primp, primp up, prink, prink up, rag out, raiment,
   redecorate, redo, refurbish, set off, set out, slant, slick,
   slick up, smarten, smarten up, smug, spiff, spruce up, strain,
   titivate, toggle, trick out, trick up, trim, twist, understate,
   varnish, warp, whitewash

Back Up >> B Words
Back Up, definition of term: Back Up
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Ante Up >> A Words
Ante Up, definition of term: Ante Up
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Act Up >> A Words
Act Up, definition of term: Act Up
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