misexpenditure
/ˌmɪsɪkˈspɛndɪtʃə/ /ˌmɪsɛkˈspɛndɪtʃə/noun
Wrong or improper expenditure; an instance of this.
Origin
Late 18th century; earliest use found in Alexander Hamilton (bap. 1739, d. 1802), physician and obstetrician. From mis- + expenditure.