demoniac

• POS: Adjective, Noun
• HYPHEN: de=mo=ni=ac

OXFORD DICTIONARY

demoniac, adj. & n.
--adj.
1 fiercely energetic or frenzied.
2 a supposedly possessed by an evil spirit. b of or concerning such possession.
3 of or like demons.
--n. a person possessed by an evil spirit.

Derivative

demoniacal adj. demoniacally adv.

Etymology

ME f. OF demoniaque f. eccl.L daemoniacus f. daemonium f. Gk daimonion dimin. of daimon: see DEMON)

THESAURUS

demoniac

aliene, bedlamite, borderline case, crackbrain, crackpot, crazed, crazy, dement, demonic, devilish, diabolic, energumen, fanatic, fired, flake, fou, idiot, insane, inspired, kook, loon, loony, lunatic, madman, maniac, meshuggenah, noncompos, nut, phrenetic, raving lunatic, satanic, screwball, serpentine, unhallowed, weirdo

ROGET THESAURUS

demoniac

Demon

N demon, daemon, demonry, demonology, evil genius, fiend, familiar, daeva, devil, bad spirit, unclean spirit, cacodemon, incubus, Eblis, shaitan, succubus, succuba, Frankenstein's monster, Titan, Shedim, Mephistopheles, Asmodeus, Moloch, Belial, Ahriman, fury, harpy, Friar Rush, vampire, ghoul, afreet, barghest, Loki, ogre, ogress, gnome, gin, jinn, imp, deev, lamia, bogie, bogeyman, bogle, nis, kobold, flibbertigibbet, fairy, brownie, pixy, elf, dwarf, urchin, Puck, Robin Goodfellow, leprechaun, Cluricaune, troll, dwerger, sprite, ouphe, bad fairy, nix, nixie, pigwidgeon, will-o'-the wisp, ghost, revenant, specter, apparition, spirit, shade, shadow, vision, hobglobin, goblin, orc, wraith, spook, boggart, banshee, loup-garou, lemures, evil eye, merman, mermaid, merfolk, siren, satyr, faun, manito, manitou, manitu, possession, demonic possession, diabolic possession, insanity, Maxwell's demon, demoniac, demonic, demonical, impish, demoniacal, fiendish, fiend-like, supernatural, weird, uncanny, unearthly, spectral, ghostly, ghost-like, elfin, elvin, elfish, elflike, haunted, pokerish, possessed, possessed by a devil, possessed by a demon, demonically.