Abusive

Abuse is the improper usage or treatment of an entity, often to unfairly or improperly gain benefit. Abuse can come in many forms, such as: physical or verbal maltreatment, injury, assault, violation, rape, unjust practices; crimes, or other types of aggression.

Abuse of authority, in the form of political corruption, is the use of legislated or otherwise authorised powers by government officials, for illegitimate private gain. Misuse of government power for other purposes, such as repression of political opponents and general police brutality, is not considered political corruption. Neither are illegal acts by private persons or corporations not directly involved with the government. An illegal act by an officeholder constitutes political corruption only if the act is directly related to their official duties.

Abuse of authority is separated from abuse of power in that the act is originally condoned, but is extended beyond that initially conceived and is in not all cases

An abuse of discretion is a failure to take into proper consideration, the facts and laws relating to a particular matter; an arbitrary or unreasonable departure from precedent and settled judicial custom.

Abuse of information typically involves a breach of confidence or plagiarism, or extending the confidence of information beyond those authorised.

In the financial world, Insider trading can also be considered a misuse of internal information that gives an unfair advantage in investment.

Abuse of power, in the form of "malfeasance in office" or "official misconduct," is the commission of an unlawful act, done in an official capacity, which affects the performance of official duties. Malfeasance in office is often grounds for a for cause removal of an elected official by statute or recall election.

A cause of action in tort arising from one party making a malicious and deliberate misuse or perversion of regularly issued court process (civil or criminal) not justified by the underlying legal action.

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Wikipedia