Русско-англо-русский юридический словарь

"The corrupt behavior may be (1) the doing of an act which is wrongful in itself–malfeasance, or, (2) the doing of an act otherwise lawful in a wrongful manner–misfeasance; or, (3) the omitting to do an act which is required by the duties of the office–nonfeasance." (Duncan v. State, 282 Md. 385, 387(1978))

"A public officer commits malfeasance by corruptly exceeding the scope of his or her authority and commits misfeasance by acting within the scope of his authority but doing so corruptly." (Sewell v. State, 239 Md. App. 571, 601-02 (2018))

"Although it is a singular offense, the crime of official misconduct covers three modes of behavior: (1) misfeasance, (2) malfeasance, and (3) nonfeasance. Nonfeasance is the omission of an act which a person ought to do; misfeasance is the improper doing of an act which a person might lawfully do; and malfeasance is the doing of an act which a person ought not to do at all." (Sewell v. State, 239 Md. App. 571, 601-02 (2018))