1. [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"
2. [adj]  (of financial resources) not spent; "unexpended funds"; "his unspent allowance"

UNEXPENDED is a 10 letter word that starts with U.