Definition of demon :
1. A spirit, or immaterial being, holding a middle place between men and deities in pagan mythology.
2. An evil spirit; a devil.
3. One's genius; a tutelary spirit or internal voice; as, the demon of Socrates.
evil spirit (part of speech: noun)
dragon, gnome, ghoul, incubus, dwarf, beast, hellcat, werewolf, lamia, hobgoblin, nixie, sylph, genie, hellion, fiend, goblin, siren, imp, satyr, freak, ogre, archfiend, monster, Satan, sprite, vampire, succubus, devil, nymph, specter, hell hound, hell-raiser
angel (part of speech: noun)
evildoer (part of speech: noun)
gunman, thug, snake, hooligan, bad guy, terrorist, ruffian, hoodlum, cutthroat, crook, viper, tyrant, thief, wrongdoer, bully, desperado, law breaker, evildoer, tough, vulture, vandal, criminal, brute, scoundrel
Satan (part of speech: noun)
villain (part of speech: noun)
- But the demon of jealousy had taken possession of Yoritomo. - "Japan", David Murray.
- Then she sent the big, black demon to bring Bar Shalmon back. - "Jewish Fairy Tales and Legends", Gertrude Landa.
- Allow me, great king, pursued the Demon, in a dry tone of voice, to wish you joy. - "Vikram-and-the-Vampire-Classic-Hindu-Tales-of-Adventure-Magic-and-Romance", Burton, Isabel, Lady.