From a site of Synonyms...
Main Entry:
rogue  [rohg] Show IPA
Part of Speech: noun
Definition: person who deceives, swindles
Synonyms: bad egg, bad news, black sheep, blackguard, charlatan, cheat, cheater, con artist, criminal, crook, defrauder, devil, fraud, heel, hooligan*, lowlife, mischief, miscreant, monstrosity, ne'er-do-well, outlaw, problem*, rapscallion, rascal, reprobate, scalawag, scamp, scoundrel, swindler, trickster, villain