Malefactor

·noun One who does wrong by injuring another, although not a criminal.

II. Malefactor ·noun An evil doer; one who commits a crime; one subject to public prosecution and punishment; a criminal.

malefactor
mălĕfactor, ōris, m. [malefacio], an evildoer, malefactor (Plautin. and post-class.): malefactorem ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.