What does malfeasance mean?

Intentional conduct that is wrongful or unlawful, especially by officials or public employees. Malfeasance is at a higher level of wrongdoing than nonfeasance (failure to act where there was a duty to act) or misfeasance (conduct that is lawful but inappropriate).

How do you say this word malfeasance?

How do you say Nonmaleficence?

How do you pronounce volary?