That serves to decorate

A plant, tile, etc. intended for use as decoration.

Someone who decorates. / (Britain) Painter and wallpaperer of buildings

simple past tense and past participle of decorate

Having had decorations applied; adorned with attractive items.

The style of decoration of a room or building. / A stage setting; scenery; set; backdrop.

present participle of decorate

decoration

In a decorative manner.

The state or quality of being decorous. / (countable) A decorous behaviour.