ill-treat

verb ill-treat

• ill-use — to treat badly, unjustly, cruelly, etc.
• squander — to spend or use (money, time, etc.) extravagantly or wastefully (often followed by away).
• overwork — to cause to work too hard, too much, or too long; weary or exhaust with work (often used reflexively): Don't overwork yourself on that new job.
• maltreat — to treat or handle badly, cruelly, or roughly; abuse: to maltreat a prisoner.
• taint — the area between the testicles or vulva and the anus; the perineum.