Do wrong by

• Use badly
• Abuse
• One will cut down oak, say, upset thanks to abuse
• Morph is going to deal with abuse
• Behave cruelly towards
• Handle meanly
• "Put your purse away"
• "This one's on me"

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Illtreat \Ill`treat"\, v. t. To treat cruelly or improperly; to ill use; to maltreat. Syn: mistreat, maltreat, abuse, ill-use.