Definitions for unexpended
Random House Webster's College Dictionary
(of financial resources) not spent
"unexpended funds"; "his unspent allowance"
leftover, left over(p), left(p), odd, remaining, unexpended(adj)
not used up
"leftover meatloaf"; "she had a little money left over so she went to a movie"; "some odd dollars left"; "saved the remaining sandwiches for supper"; "unexpended provisions"