What is "Chur"?
Torah Temimah citing Megilah 12a #1: It was Chari Chari (needlepoint, full of holes).
Torah Temimah citing Megilah 12a #2: He spread white (Chiver) silk for them 1 .
Rashi: They are colored garments that he spread for them to lie on.
Malbim: Since they were in a Chatzer without a roof or a fence around it, he spread Chur, Karpas and Techeles around them. (This implies that Chur is a color, but not which. - PF)
What is "Karpas"?
Torah Temimah citing Megilah 12a: It is Karim of Pasim (striped pillows).
Rashi: Refer to 1:6:1:3.
What is the meaning of "Achuz b'Chavlei Vutz v'Argaman"?
Rashi: They were embroidered with threads of linen and purple [wool]. He spread them spread on silver spools and marble pillars.
Malbim: They are the ropes used to tie the tents.
For what were the beds?
Rashi: They were for the meal. Vilna Gaon - Sarim eat while on beds. The pillars were to support the body.
Were the beds of gold and silver?
Torah Temimah citing Megilah 12a 1 : the beds were of silver and the legs were of gold.
Vilna Gaon, Malbim: Yes.
12a: Another opinion says that everyone was seated on a bed of gold or silver, according to his prestige. This was rejected, for that would cause jealousy.
What is "Bahat"?
Torah Temimah citing Megilah 12a: They are stones for which people MisCHoTet 1 (obtain after great exertion and expense). This is like "Avnei MisNoSesos" (Zecharyah 9:16), which come through great Nisyonos (difficulties). Vilna Gaon - the verse teaches about wealth of this world, to hint to the grandeur of the world to come - one moment of the world to come is greater than all of this world!
Maharsha (12a): Hei (in Bahat) is interchangeable with Ches.
What is "Dar v'Sochares"?
Torah Temimah citing Megilah 12a #1: Dari Dari (there were rows and rows of the stones) Sechor (around).
Torah Temimah citing Megilah 12a #2: There is a precious stone in the port cities, called Darah; he set it in the middle of the meal, and it illuminated for them like noon (Sihara).
Torah Temimah citing Megilah 12a #3: He proclaimed Deror (freedom from taxes) for all Sochrim (merchants).
Rashi: They are the names of the stones of the floor.