Prosecute

(prosecuted; prosecuting)
(transitive verb)
1 : to institute and carry forward legal action against for redress or especially punishment of a crime
2 : to institute and carry on a lawsuit with reference to
an action must be prosecuted in the name of the real party in interest —Federal Rules of Civil Procedure Rule 17(a)
(intransitive verb)
: to institute and carry on a civil or criminal action decided not to prosecute
— prosecutable – adjective