embellishment

ɪmˈbɛlɪʃm(ə)nt
ɛmˈbɛlɪʃm(ə)nt

noun

a decorative detail or feature added to something to make it more attractive.

architectural embellishments

decoration,ornamentation,adornment,beautification,enhancement,trimming,trim,garnishing,gilding,frill,enrichment,varnishing,embroidery,decorating,embellishing,bedecking,festooning,emblazoning