IPA: /ˈmælpræktɪs/
KK: /mælˈpræktɪs/
Improper or negligent behavior by a professional that causes harm or injury to a patient or client.
The doctor was sued for malpractice after the surgery went wrong.
Malpractice → It is formed from "mal-" (meaning bad or ill) and "practicus" (from Latin, meaning practical or relating to action). The word describes improper or unethical conduct in a professional setting, particularly in medicine or law.
Think of 'mal-' meaning bad, and 'practicus' relating to action — this helps you remember that malpractice refers to bad actions taken by professionals.