ill-use
verb (used with object)
to treat badly, unjustly, cruelly, etc.
Used to express actions, events, or states that have not yet occurred but are expected to happen.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
But if you learn who I am, I know well that you will ill-use me and will not let me go again.
From The Eleven Comedies, Volume 2 by Aristophanes