| Main Entry: | |
| Part of Speech: | noun |
| Definition: | rascal |
| Synonyms: | bastard, blackguard, fraud, heel, lowlife, miscreant, rapscallion, reprobate, rogue, scallywag, scamp, scoundrel, swindler, villain |
| Main Entry: | crook |
| Part of Speech: | noun |
| Definition: | criminal, thief |
| Synonyms: | cheat, filcher, knave, pilferer, purloiner, racketeer, robber, rogue, scoundrel, shark, shyster, swindler, villain |
| Antonyms: | law, police |
| Main Entry: | devil |
| Part of Speech: | noun |
| Definition: | demon |
| Synonyms: | Beelzebub, Lucifer, Mephistopheles, Prince of Darkness, Satan, adversary, archfiend, beast, brute, bête noire, common enemy, dastard, diablo, djinn, dybbuk, enfant terrible, evil one, fiend, genie, hellion, imp, knave, monster, ogre, rogue, scamp, scoundrel, the Erinyes, the Furies, the dickens, villain |
| Antonyms: | angel, god |
| Main Entry: | instigator |
| Part of Speech: | noun |
| Definition: | troublemaker |
| Synonyms: | agent provocateur, agitator, firebrand, hellion, incendiary, inciter, inflamer, knave, meddler, mischief-maker, nuisance, provocateur, punk*, rabble-rouser, ringleader, sparkplug, wise guy |
| Main Entry: | blackguard |
| Part of Speech: | noun |
| Definition: | scoundrel |
| Synonyms: | bad egg, bum, cad, knave, lowlife, miscreant, riffraff, rogue, skunk, snake*, villain |
| Main Entry: | louse |
| Part of Speech: | noun |
| Definition: | bad person |
| Synonyms: | cad, cootie, knave, rat, scoundrel |
| Main Entry: | malefactor |
| Part of Speech: | noun |
| Definition: | wrongdoer |
| Synonyms: | convict, criminal, culprit, delinquent, felon, knave, offender, rascal, scoundrel, villain |
| Main Entry: | picaroon |
| Part of Speech: | noun |
| Definition: | pirate |
| Synonyms: | adventurer, buccaneer, freebooter, knave, rogue |
| Main Entry: | rapscallion |
| Part of Speech: | noun |
| Definition: | rascal |
| Synonyms: | knave, miscreant, rogue, rouge, scamp, scoundrel, villain |