Malefactor :: Malefactor (n.) An evil doer; one who commits a crime; one subject to public prosecution and punishment; a criminal.
Malefactor :: Malefactor (n.) One who does wrong by injuring another, although not a criminal..
Malefic :: Malefic (a.) Doing mischief; causing harm or evil; nefarious; hurtful.
Malefice :: Malefice (n.) An evil deed; artifice; enchantment.
Maleficent :: Maleficent (a.) Doing evil to others; harmful; mischievous.