devil

deuce, dickens

Mephistopheles

vampire

incubus, nightmare, succubus

genie, jinni (or jinn)

apparition, banshee, bogey (also bogie), bugbear, familiar, familiar spirit, genius, phantasm (also fantasm), phantom, poltergeist, shade, shadow, specter (or spectre), spirit, spook, vision, wraith

brownie, dwarf, elf, faerie (also faery), fairy, fay, gnome, goblin, gremlin, hobgoblin, kobold, leprechaun, pixie (also pixy), puck, sprite, troll

monster, ogre

hominid, humanoid

brother, fellow, fellowman, neighbor

celebrity, personality, self, somebody

cutup, madcap, skylarker

brat, nuisance

juvenile delinquent

gamin, gamine

villainess

blackguard

criminal, crook, culprit, felon, lawbreaker, malefactor, offender, perp, perpetrator, transgressor

sinner, trespasser, wrongdoer

cad, heel, serpent, snake, viper

bandit, bravo, desperado, outlaw

con, convict, jailbird

assassin, cutthroat, gangster, goon, gunman, hoodlum, hooligan, racketeer, ruffian, thug

rough, rowdy, tough

loser, lowlife, ne'er-do-well, stinker, trash

berserk (or berserker), cowboy, hotdog, showboat