hoodlum (n.)
- apache
- bandit
- battler
- beast
- beldam
- belligerent
- berserk
- berserker
- blade
- bomber
- booger
- bravo
- brawler
- brigand
- bruiser
- brute
- buffoon
- bugger
- bully
- bullyboy
- combatant
- competitor
- contender
- contestant
- crook
- dacoit
- demon
- desperado
- devil
- disputant
- dragon
- duelist
- elf
- enforcer
- fencer
- fiend
- fighter
- fire-eater
- firebrand
- fury
- gamecock
- gangster
- gladiator
- goon
- gorilla
- gun
- hellcat
- hellhound
- hellion
- hood
- hooligan
- hothead
- hotspur
- imp
- incendiary
- joker
- jokester
- killer
- knave
- knight
- madcap
- militant
- minx
- mischief
- mischief-maker
- mobster
- monster
- mug
- mugger
- pixie
- plug-ugly
- prankster
- puck
- quarreler
- racketeer
- rapist
- rapscallion
- rascal
- revolutionary
- rioter
- rival
- rogue
- rough
- roughneck
- rowdy
- ruffian
- savage
- scamp
- scapegrace
- scrapper
- spitfire
- squabbler
- strong-armer
- struggler
- swashbuckler
- sword
- swordsman
- termagant
- terror
- terrorist
- thug
- tiger
- tigress
- tilter
- torpedo
- tough
- virago
- vixen
- wag
- witch
- wolf
- wrangler