mistreating
mis-treat-ing
noun
The act of treating someone or something badly, cruelly, or unfairly.
"The mistreating of prisoners is wrong."
verb
Treating a person, animal, or thing badly, cruelly, or unfairly.
"He was mistreating his pet."
Thesaurus
Synonyms: abuse, ill-treat, mistreat, step, ill-use, maltreat