ill-treat
From Longman Dictionary of Contemporary Englishill-treatˌill-ˈtreat verb [transitive] CRUELto be cruel to someone, especially to a child or animal a rescue centre for ill-treated horses —ill-treatment noun [uncountable]→ See Verb tableExamples from the Corpusill-treat• Webb said the three men had not been ill-treated in any way.