Kay lets start with Axes
(I will go with a disgaea-like descriptions AND are listed in order of weakest to strongest!)
Sledgehammer: A stiff, heavy hammer used for breaking concrete...and faces.
Dull Axe: A worn axe that is barely hanging onto the wooden handle
Steel Axe: Its brand new! Ready for hacking crap up too!
Warbattle Axe: It probably shouldn't be used like this, but what the hell!
Rock-Smasher Axe: It is what it is I guess!
-more to be added-

Staffs
Wooden Rod: Its a big stick that glows...Great...
White Rod: A rod based on healing attacks
Red Staff: A staff based upon fire attacks
Blue Rod: A rod based on ice attacks
Green Staff: A staff based upon spiritual properties (buff/de-buffs)
Demon Staff: A staff based upon Demonic Energies
Esper Staff: A staff based upon Guardian Energies
Silver Rod: A Royal rod used to abolish evil (Holy)
Long Mace: A staff that has considerable attack power but low magical prowess.
-more to be added-