misappropriation
🇺🇸
/ˌmɪsəˌprəʊpriˈeɪʃn/
🇬🇧
/ˌmɪsəˌprəʊpriˈeɪʃn/
Using someone else's money or things wrongly, especially when you were supposed to be taking care of them.
The manager was accused of misappropriation after using the company's funds for his personal expenses.