MISUSE

Mis‐use″ (–ūz″), v. t. [[F. mésuser. See Mis-, prefix from French, and Use.]] 1. 1. To treat or use improperly; to use to a bad purpose; to misapply; as, to misuse one's talents. South.
The sweet poison of misused wine. Milton. 2. 2. To abuse; to treat ill.
O, she misused me past the endurance of a block. Shak. Syn. — To maltreat; abuse; misemploy; misapply.