demonism n : the worship of devils (especially Satan) [syn: diabolism, Satanism]

Black Mass, Druidism, Parsiism, Sabaism, Satanism, Zoroastrianism, animal worship, black magic, chthonian worship, demonography, demonolatry, demonology, demonomancy, demonomy, demonry, devil lore, devil worship, devilry, diablerie, diabolism, diabology, diabolology, fetishism, fire worship, heathenism, hero worship, iconoduly, iconolatry, idol worship, idolatrousness, idolatry, idolism, idolodulia, idolomancy, image worship, paganism, phallic worship, phallicism, pyrolatry, snake worship, sorcery, star worship, sun worship, the black art, tree worship