ornament

An element of decoration; that which embellishes or adorns.

Dust are our frames; and, gilded dust, our pride / Looks only for a moment whole and sound; / Like that long-buried body of the king / Found lying with his urns and ornaments, / Which at a touch of light, an air of heaven, / Slipt into ashes and was found no more.

I'm a bit short on brain myself; the old bean would appear to have been constructed more for ornament than for use.

An element of decoration; that which embellishes or adorns.

A musical flourish that is unnecessary to the overall melodic or harmonic line, but serves to decorate that line.

The articles used in church services.

A characteristic that has a decorative function (typically in order to attract a mate)

To decorate.

We will ornament the windows with trim to make the room seem brighter.

After this, perhaps, the next most imposing structure in Liverpool is the railway station; it is built of stone, richly ornamented with thirty-six columns of the Corinthian order.

To add to.

The editor ornamented his plain writing, making it fancier but less clear.

Not a scene goes by that hasn't been ornamented with a split screen, a freeze frame, a caption, a voice-over, a switch between monochrome and colour, or a change of the aspect radio^([sic – meaning ratio]).