1) Accessorize 2) Add baubles and bangles to 3) Add beauty 4) Add beauty to 5) Add bells and whistles 6) Add bells and whistles to 7) Add bling to 8) Add decorations 9) Add decorations to 10) Add frippery 11) Add froufrou to 12) Add glitter to 13) Add holly to 14) Add lace to 15) Add ornamentation to 1) Array 2) Beautify 3) Bedeck 4) Bedight 5) Bedizen 6) Begild 7) Bejewel 8) Belay 9) Bespangle 10) Broider 11) Deck 12) Decorate 13) Dight 14) Dizen 15) Embellish 16) Emblazon 17) Embroider 18) Engild 19) Enrich 20) Grace 21) Incrust 22) Redecorate 23) Swathe 24) Trim 
• (v. t.) To deck or dress with ornaments; to embellish; to set off to advantage; to render pleasing or attractive. • (n.) Adornment. • (a.) Adorned; decorated.
A·dorn' adjective Adorned; decorated. [ Obsolete] Milton. A·dorn' noun Adornment. [ Obsolete] Spenser. A·dorn' transitive verb [ imperfect & past participle Adorned ; present participle & verbal noun Adorning .] [ Middle English aournen , anournen , adornen , Old French aorner , from Latin aaornare ; ...
add beauty decorate 
to decorate or add beauty to, as by ornaments: garlands of flowers adorning their hair. · to make more pleasing, attractive, impressive, etc.; enhance: Piety adorned Abigail's character.
[SAT terms] make more attractive, as by adding ornament or color