A civilised roman banquet was a thing of great richness, style and decorum.

Solution(By Examveda Team)

Palace : a large and impressive building forming the official residence of a ruler, pope, archbishop, etc.
Feast : a large meal, typically a celebratory one.
Ornament : a thing used or serving to make something look more attractive but usually having no practical purpose, especially a small object such as a figurine.
Table : a piece of furniture with a flat top and one or more legs, providing a level surface for eating, writing, or working at.
Banquet : an elaborate meal with several courses; a feast.

Synonym of Banquet is Feast