Noun
Javert (plural Javerts)
One who remorselessly pursues a perceived wrongdoer.
In 19th-century France, Jean Valjean, who for decades has been hunted by the ruthless policeman Javert after breaking parole, agrees to care for a factory worker's daughter. Source: Internet
Not only is Javert the biggest enemy of Jean Valjean, but he also poses as a threat to the revolutionaries. Source: Internet