The term 'shiny ornament' can be described by two crossword solutions: SEQUIN (6 letters) and SPANGLE (7 letters). A SEQUIN is a small, shiny disc-shaped bead made of metal, plastic, or glass that is often used to decorate clothing and accessories. A SPANGLE is a small, flat piece of metal, plastic, or glass with a hole in the middle, usually used to decorate clothing and accessories. Both sequins and spangles are commonly used to create sparkly, eye-catching designs on clothing and accessories.