caparison

apparel, attire, costume, duds, habiliment(s), rags, raiment, rig, rigging, threads, toggery, togs, vestiary, vesture, wear

apparel, bells and whistles, blazonry, bric-a-brac, chichi, emblazonry, filigree, finery, foofaraw, frippery, frosting, froufrou

fal-lal, flounce, flourish, furbelow, ruffle

enhancement, enrichment, improvement

appliqué, embossment, embroidery, fancywork

bedizenment, gilt, glitter

design, figure, pattern

furnishings, regalia, trappings

cloak, frock, jacket, mantle, vest

drape, enswathe, hap [dialect], huddle, swaddle, swathe, wrap

accoutre (or accouter), bedight [archaic], equip, furnish, habilitate, outfit, tailor, uniform

dress down, underdress

accessorize, dress up, trap, trick (out)

brighten, freshen, smarten, spruce (up)

boss, chase

braid, embroider, feather, figure, filigree, fillet, flounce, frill, fringe, furbelow, garland, hang, lace, ribbon, swag, wreathe

appliqué, gild, paint

diamond, gem, impearl, jewel, pearl

redecorate, redo