miscreant (n.)
- backslider
- base
- bastard
- blackguard
- caitiff
- criminal
- crook
- degenerate
- evil
- felon
- good-for-nothing
- heel
- hood
- hoodlum
- hooligan
- knave
- lecher
- lowlife
- malefactor
- mischief-maker
- mug
- pervert
- pimp
- profligate
- rapscallion
- rascal
- recidivist
- recreant
- reprobate
- rogue
- rough
- roughneck
- rowdy
- ruffian
- scalawag
- scamp
- scapegrace
- scoundrel
- thug
- trollop
- villain
- whore
- wretch
- wrongdoer