splendiferous

from WordNet (r) 3.0 (2006)

splendiferous
    adj 1: having great beauty and splendor; "a glorious spring
           morning"; "a glorious sunset"; "splendid costumes"; "a
           kind of splendiferous native simplicity" [syn:
           {glorious}, {resplendent}, {splendid}, {splendiferous}]

from The Collaborative International Dictionary of English v.0.48

Splendiferous \Splen*dif"er*ous\, a.
   Splendor-bearing; splendid. --Bale (1538). "A splendiferous
   woman." --Haliburton. [Now used humorously.]
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

61 Moby Thesaurus words for "splendiferous":
      Babylonian, Corinthian, awe-inspiring, awful, barbaric, dazzling,
      deluxe, divine, elaborate, elegant, exquisite, extravagant, fancy,
      fine, gilt-edged, glorious, golden, gorgeous, grand, grandiose,
      heavenly, immense, imposing, impressive, luxurious, magnificent,
      majestic, marvelous, noble, palatial, plush, posh, princely, proud,
      rattling, resplendent, ripping, ritzy, screaming, sensational,
      smashing, splendacious, splendid, splendorous, stately, sterling,
      sublime, sumptuous, super, superb, supereminent, superexcellent,
      superfancy, superfine, swank, swanky, swell, terrific, tremendous,
      walloping, wonderful