"unexpended" in the adjective sense
1. unspent, unexpended
of financial resources) not spent
"unexpended funds"
"his unspent allowance"
2. leftover, left over, left, odd, remaining, unexpended
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"
Source: WordNet® (An amazing lexical database of English)
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